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Belimumab Hits Newer Remission, Low Disease Activity Metrics

Article Type
Changed
Tue, 09/17/2024 - 11:29

 

TOPLINE:

A greater proportion of patients with active systemic lupus erythematosus (SLE) treated with belimumab plus standard therapy achieved the newest definitions for remission and low disease activity compared with those treated with placebo plus standard therapy, with benefits observed as early as week 28 for remission and week 8 for disease activity, according to pooled results from five clinical trials.

METHODOLOGY:

  • Researchers conducted an integrated post hoc analysis of five randomized phase 3 clinical trials to evaluate the attainment of remission and low disease activity in adult patients with active, autoantibody-positive SLE.
  • A total of 3086 patients (median age, 36 years; 94% women) were randomly assigned to receive standard therapy with intravenous belimumab 10 mg/kg monthly or subcutaneous belimumab 200 mg weekly (n = 1869) or placebo (n = 1217).
  • The proportion of patients who achieved definitions of remission in SLE (DORIS) remission and lupus low disease activity state (LLDAS) by visit up to week 52 was assessed.
  • The analysis also evaluated the time taken to achieve sustained (at least two consecutive visits) and maintained (up to week 52) DORIS remission and LLDAS.

TAKEAWAY:

  • At week 52, a higher proportion of patients receiving belimumab vs placebo achieved DORIS remission (8% vs 6%; risk ratio [RR], 1.51; P = .0055) and LLDAS (17% vs 10%; RR, 1.74; P < .0001).
  • The earliest observed significant benefit of belimumab over placebo in patients with a higher baseline disease activity was at week 20 for DORIS remission (RR, 2.09; P = .043) and at week 16 for LLDAS (RR, 1.46; P = .034), with both maintained through week 52.
  • The proportion of patients who attained DORIS remission and LLDAS as early as week 28 and week 8, respectively, was higher in the belimumab group than in the placebo group, with both maintained through week 52.
  • Patients on belimumab were more likely to have a sustained and maintained DORIS remission (hazard ratio [HR], 1.53; P = .013) and LLDAS (HR, 1.79; P < .0001) at any timepoint.

IN PRACTICE:

“The data clearly support that belimumab is a valuable addition toward accomplishing and maintaining remission or LLDAS,” George Bertsias, MD, PhD, University of Crete Medical School, Heraklion, Greece, and Jinoos Yazdany, MD, University of California San Francisco, wrote in a related comment.

SOURCE:

This study, led by Ioannis Parodis, MD, Karolinska Institutet and Karolinska University Hospital, Stockholm, Sweden, was published online on August 26, 2024, in The Lancet Rheumatology.

LIMITATIONS: 

Due to the post hoc nature of the analysis, the trials were not specifically designed to have adequate statistical power to demonstrate the difference between patients who did or did not achieve DORIS remission or LLDAS. The analysis was limited to patients who met the eligibility criteria, and the outcomes are not generalizable to populations outside a clinical trial setting. The study population had high disease activity, which made it challenging to attain the treatment targets.

DISCLOSURES:

The five trials included in this analysis were funded by GSK. The study was supported by the Swedish Rheumatism Association, King Gustaf V’s 80-year Foundation, the Swedish Society of Medicine, Nyckelfonden, Professor Nanna Svartz Foundation, Ulla and Roland Gustafsson Foundation, Region Stockholm, and Karolinska Institutet. Some authors reported receiving grants, speaker honoraria, or consulting fees from various pharmaceutical companies. Some authors reported being employees and owning stocks and shares of GSK.
 

This article was created using several editorial tools, including AI, as part of the process. Human editors reviewed this content before publication. A version of this article appeared on Medscape.com.

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TOPLINE:

A greater proportion of patients with active systemic lupus erythematosus (SLE) treated with belimumab plus standard therapy achieved the newest definitions for remission and low disease activity compared with those treated with placebo plus standard therapy, with benefits observed as early as week 28 for remission and week 8 for disease activity, according to pooled results from five clinical trials.

METHODOLOGY:

  • Researchers conducted an integrated post hoc analysis of five randomized phase 3 clinical trials to evaluate the attainment of remission and low disease activity in adult patients with active, autoantibody-positive SLE.
  • A total of 3086 patients (median age, 36 years; 94% women) were randomly assigned to receive standard therapy with intravenous belimumab 10 mg/kg monthly or subcutaneous belimumab 200 mg weekly (n = 1869) or placebo (n = 1217).
  • The proportion of patients who achieved definitions of remission in SLE (DORIS) remission and lupus low disease activity state (LLDAS) by visit up to week 52 was assessed.
  • The analysis also evaluated the time taken to achieve sustained (at least two consecutive visits) and maintained (up to week 52) DORIS remission and LLDAS.

TAKEAWAY:

  • At week 52, a higher proportion of patients receiving belimumab vs placebo achieved DORIS remission (8% vs 6%; risk ratio [RR], 1.51; P = .0055) and LLDAS (17% vs 10%; RR, 1.74; P < .0001).
  • The earliest observed significant benefit of belimumab over placebo in patients with a higher baseline disease activity was at week 20 for DORIS remission (RR, 2.09; P = .043) and at week 16 for LLDAS (RR, 1.46; P = .034), with both maintained through week 52.
  • The proportion of patients who attained DORIS remission and LLDAS as early as week 28 and week 8, respectively, was higher in the belimumab group than in the placebo group, with both maintained through week 52.
  • Patients on belimumab were more likely to have a sustained and maintained DORIS remission (hazard ratio [HR], 1.53; P = .013) and LLDAS (HR, 1.79; P < .0001) at any timepoint.

IN PRACTICE:

“The data clearly support that belimumab is a valuable addition toward accomplishing and maintaining remission or LLDAS,” George Bertsias, MD, PhD, University of Crete Medical School, Heraklion, Greece, and Jinoos Yazdany, MD, University of California San Francisco, wrote in a related comment.

SOURCE:

This study, led by Ioannis Parodis, MD, Karolinska Institutet and Karolinska University Hospital, Stockholm, Sweden, was published online on August 26, 2024, in The Lancet Rheumatology.

LIMITATIONS: 

Due to the post hoc nature of the analysis, the trials were not specifically designed to have adequate statistical power to demonstrate the difference between patients who did or did not achieve DORIS remission or LLDAS. The analysis was limited to patients who met the eligibility criteria, and the outcomes are not generalizable to populations outside a clinical trial setting. The study population had high disease activity, which made it challenging to attain the treatment targets.

DISCLOSURES:

The five trials included in this analysis were funded by GSK. The study was supported by the Swedish Rheumatism Association, King Gustaf V’s 80-year Foundation, the Swedish Society of Medicine, Nyckelfonden, Professor Nanna Svartz Foundation, Ulla and Roland Gustafsson Foundation, Region Stockholm, and Karolinska Institutet. Some authors reported receiving grants, speaker honoraria, or consulting fees from various pharmaceutical companies. Some authors reported being employees and owning stocks and shares of GSK.
 

This article was created using several editorial tools, including AI, as part of the process. Human editors reviewed this content before publication. A version of this article appeared on Medscape.com.

 

TOPLINE:

A greater proportion of patients with active systemic lupus erythematosus (SLE) treated with belimumab plus standard therapy achieved the newest definitions for remission and low disease activity compared with those treated with placebo plus standard therapy, with benefits observed as early as week 28 for remission and week 8 for disease activity, according to pooled results from five clinical trials.

METHODOLOGY:

  • Researchers conducted an integrated post hoc analysis of five randomized phase 3 clinical trials to evaluate the attainment of remission and low disease activity in adult patients with active, autoantibody-positive SLE.
  • A total of 3086 patients (median age, 36 years; 94% women) were randomly assigned to receive standard therapy with intravenous belimumab 10 mg/kg monthly or subcutaneous belimumab 200 mg weekly (n = 1869) or placebo (n = 1217).
  • The proportion of patients who achieved definitions of remission in SLE (DORIS) remission and lupus low disease activity state (LLDAS) by visit up to week 52 was assessed.
  • The analysis also evaluated the time taken to achieve sustained (at least two consecutive visits) and maintained (up to week 52) DORIS remission and LLDAS.

TAKEAWAY:

  • At week 52, a higher proportion of patients receiving belimumab vs placebo achieved DORIS remission (8% vs 6%; risk ratio [RR], 1.51; P = .0055) and LLDAS (17% vs 10%; RR, 1.74; P < .0001).
  • The earliest observed significant benefit of belimumab over placebo in patients with a higher baseline disease activity was at week 20 for DORIS remission (RR, 2.09; P = .043) and at week 16 for LLDAS (RR, 1.46; P = .034), with both maintained through week 52.
  • The proportion of patients who attained DORIS remission and LLDAS as early as week 28 and week 8, respectively, was higher in the belimumab group than in the placebo group, with both maintained through week 52.
  • Patients on belimumab were more likely to have a sustained and maintained DORIS remission (hazard ratio [HR], 1.53; P = .013) and LLDAS (HR, 1.79; P < .0001) at any timepoint.

IN PRACTICE:

“The data clearly support that belimumab is a valuable addition toward accomplishing and maintaining remission or LLDAS,” George Bertsias, MD, PhD, University of Crete Medical School, Heraklion, Greece, and Jinoos Yazdany, MD, University of California San Francisco, wrote in a related comment.

SOURCE:

This study, led by Ioannis Parodis, MD, Karolinska Institutet and Karolinska University Hospital, Stockholm, Sweden, was published online on August 26, 2024, in The Lancet Rheumatology.

LIMITATIONS: 

Due to the post hoc nature of the analysis, the trials were not specifically designed to have adequate statistical power to demonstrate the difference between patients who did or did not achieve DORIS remission or LLDAS. The analysis was limited to patients who met the eligibility criteria, and the outcomes are not generalizable to populations outside a clinical trial setting. The study population had high disease activity, which made it challenging to attain the treatment targets.

DISCLOSURES:

The five trials included in this analysis were funded by GSK. The study was supported by the Swedish Rheumatism Association, King Gustaf V’s 80-year Foundation, the Swedish Society of Medicine, Nyckelfonden, Professor Nanna Svartz Foundation, Ulla and Roland Gustafsson Foundation, Region Stockholm, and Karolinska Institutet. Some authors reported receiving grants, speaker honoraria, or consulting fees from various pharmaceutical companies. Some authors reported being employees and owning stocks and shares of GSK.
 

This article was created using several editorial tools, including AI, as part of the process. Human editors reviewed this content before publication. A version of this article appeared on Medscape.com.

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ANA Testing: When to Tap the Brakes

Article Type
Changed
Wed, 09/11/2024 - 16:22

 

This transcript has been edited for clarity

There are five reasons you do not want to order that notorious antinuclear antibody (ANA) test — when a patient comes into your office and you say, “Let’s just run a wellness check” and you order the ANA test, or the patient comes in and says, “Hey doc, order everything, okay?” — without really thinking these things through.

1. I’m sure you know that the ANA test, if positive, does not exclude other conditions. For instance, older women could have a positive ANA test; it’s very common in this group. 

2. There’s a high false-positive rate for an ANA test. For instance, cancers and viral infections can cause an ANA test to be positive, and certain medications can cause a false-positive ANA test. 

3. Context matters. If you have a patient that has particular symptoms, joint swelling, a strong family history of autoimmune disease, a luminal rash that you can’t understand, hair loss, those kind of things, then yes, when you order that ANA test, it’s going to be valuable. If the patient does not have those symptoms, you are just running down this rabbit hole that causes worry for you and your patient. 

4. The ANA test on its own is not helpful until you order the subtypes. Double-stranded DNA and anti-SSA or anti-SSB antibodies are just a few examples of the subtypes of the ANA test that really help you understand what you ordered. 

5. The elephant in the room: What is the pretest probability of your diagnostic test — all the symptoms, the hair loss, the malar rash, the sores in the mouth, the joint swelling, the blood in the urine? Fluid around the heart, pericarditis, pleurisy, those kinds of symptoms, right? When you have those symptoms and you order an ANA test, then you have basically put directions into your GPS. So now you know that if the test is positive, these are the things you’re going to do with the test going forward.

I hope that these five things have told you: Hey, before you order that ANA test, let’s make sure that we’re not causing unnecessary stress for our patients and also minimizing unnecessary testing.

Dr. Dada, CEO, Overlake Arthritis and Osteoporosis Center, Bellevue, Washington, disclosed ties with Horizon Pharmaceuticals.

A version of this article first appeared on Medscape.com.

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This transcript has been edited for clarity

There are five reasons you do not want to order that notorious antinuclear antibody (ANA) test — when a patient comes into your office and you say, “Let’s just run a wellness check” and you order the ANA test, or the patient comes in and says, “Hey doc, order everything, okay?” — without really thinking these things through.

1. I’m sure you know that the ANA test, if positive, does not exclude other conditions. For instance, older women could have a positive ANA test; it’s very common in this group. 

2. There’s a high false-positive rate for an ANA test. For instance, cancers and viral infections can cause an ANA test to be positive, and certain medications can cause a false-positive ANA test. 

3. Context matters. If you have a patient that has particular symptoms, joint swelling, a strong family history of autoimmune disease, a luminal rash that you can’t understand, hair loss, those kind of things, then yes, when you order that ANA test, it’s going to be valuable. If the patient does not have those symptoms, you are just running down this rabbit hole that causes worry for you and your patient. 

4. The ANA test on its own is not helpful until you order the subtypes. Double-stranded DNA and anti-SSA or anti-SSB antibodies are just a few examples of the subtypes of the ANA test that really help you understand what you ordered. 

5. The elephant in the room: What is the pretest probability of your diagnostic test — all the symptoms, the hair loss, the malar rash, the sores in the mouth, the joint swelling, the blood in the urine? Fluid around the heart, pericarditis, pleurisy, those kinds of symptoms, right? When you have those symptoms and you order an ANA test, then you have basically put directions into your GPS. So now you know that if the test is positive, these are the things you’re going to do with the test going forward.

I hope that these five things have told you: Hey, before you order that ANA test, let’s make sure that we’re not causing unnecessary stress for our patients and also minimizing unnecessary testing.

Dr. Dada, CEO, Overlake Arthritis and Osteoporosis Center, Bellevue, Washington, disclosed ties with Horizon Pharmaceuticals.

A version of this article first appeared on Medscape.com.

 

This transcript has been edited for clarity

There are five reasons you do not want to order that notorious antinuclear antibody (ANA) test — when a patient comes into your office and you say, “Let’s just run a wellness check” and you order the ANA test, or the patient comes in and says, “Hey doc, order everything, okay?” — without really thinking these things through.

1. I’m sure you know that the ANA test, if positive, does not exclude other conditions. For instance, older women could have a positive ANA test; it’s very common in this group. 

2. There’s a high false-positive rate for an ANA test. For instance, cancers and viral infections can cause an ANA test to be positive, and certain medications can cause a false-positive ANA test. 

3. Context matters. If you have a patient that has particular symptoms, joint swelling, a strong family history of autoimmune disease, a luminal rash that you can’t understand, hair loss, those kind of things, then yes, when you order that ANA test, it’s going to be valuable. If the patient does not have those symptoms, you are just running down this rabbit hole that causes worry for you and your patient. 

4. The ANA test on its own is not helpful until you order the subtypes. Double-stranded DNA and anti-SSA or anti-SSB antibodies are just a few examples of the subtypes of the ANA test that really help you understand what you ordered. 

5. The elephant in the room: What is the pretest probability of your diagnostic test — all the symptoms, the hair loss, the malar rash, the sores in the mouth, the joint swelling, the blood in the urine? Fluid around the heart, pericarditis, pleurisy, those kinds of symptoms, right? When you have those symptoms and you order an ANA test, then you have basically put directions into your GPS. So now you know that if the test is positive, these are the things you’re going to do with the test going forward.

I hope that these five things have told you: Hey, before you order that ANA test, let’s make sure that we’re not causing unnecessary stress for our patients and also minimizing unnecessary testing.

Dr. Dada, CEO, Overlake Arthritis and Osteoporosis Center, Bellevue, Washington, disclosed ties with Horizon Pharmaceuticals.

A version of this article first appeared on Medscape.com.

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Current Hydroxychloroquine Use in Lupus May Provide Protection Against Cardiovascular Events

Article Type
Changed
Wed, 09/11/2024 - 14:33

 

TOPLINE:

Current use of hydroxychloroquine is associated with a lower risk for myocardial infarction (MI), stroke, and other thromboembolic events in patients with systemic lupus erythematosus (SLE). This protective effect diminishes after discontinuation of hydroxychloroquine treatment.

METHODOLOGY:

  • Researchers used a nested case-control design to evaluate the association between exposure to hydroxychloroquine and the risk for cardiovascular events in patients with SLE.
  • They included 52,883 adults with SLE (mean age, 44.23 years; 86.6% women) identified from the National System of Health Databases, which includes 99% of the French population.
  • Among these, 1981 individuals with composite cardiovascular conditions were matched with 16,892 control individuals without cardiovascular conditions.
  • Patients were categorized on the basis of hydroxychloroquine exposure into current users (last exposure within 90 days before a cardiovascular event), remote users (91-365 days before), and nonusers (no exposure within 365 days).
  • The study outcomes included a composite of cardiovascular events, including MI, stroke (including transient ischemic attack), and other thromboembolic events such as phlebitis, thrombophlebitis, venous thrombosis, venous thromboembolism, and pulmonary embolism.

TAKEAWAY:

  • Current hydroxychloroquine users had lower odds of experiencing a composite cardiovascular outcome than nonusers (adjusted odds ratio [aOR], 0.63; 95% CI, 0.57-0.70).
  • The odds of MI (aOR, 0.72; 95% CI, 0.60-0.87), stroke (aOR, 0.71; 95% CI, 0.61-0.83), and other thromboembolic events (aOR, 0.58; 95% CI, 0.48-0.69) were also lower among current users than among nonusers.
  • No significant association was found for remote hydroxychloroquine exposure and the risk for composite cardiovascular events, MI, stroke, and other thromboembolic events.

IN PRACTICE:

“These findings support the protective association of hydroxychloroquine against CV [cardiovascular] events and underscore the importance of continuous hydroxychloroquine therapy for patients diagnosed with SLE,” the authors wrote.

SOURCE:

The study was led by Lamiae Grimaldi-Bensouda, PharmD, PhD, Department of Pharmacology, Hospital Group Paris-Saclay, Assistance Publique-Hôpitaux de Paris, France. It was published online on August 30, 2024, in JAMA Network Open.

LIMITATIONS:

The observational nature of the study may have introduced confounding. Current hydroxychloroquine users were younger than nonusers, with an average age difference of almost 5 years. Current hydroxychloroquine users had a twofold longer duration of onset of SLE and had a higher prevalence of chronic kidney disease compared with nonusers.

DISCLOSURES:

This study was funded by the Banque pour l’Investissement, Deeptech. Some authors declared having financial ties with various institutions and companies outside of the current study.
 

This article was created using several editorial tools, including AI, as part of the process. Human editors reviewed this content before publication. A version of this article appeared on Medscape.com.

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TOPLINE:

Current use of hydroxychloroquine is associated with a lower risk for myocardial infarction (MI), stroke, and other thromboembolic events in patients with systemic lupus erythematosus (SLE). This protective effect diminishes after discontinuation of hydroxychloroquine treatment.

METHODOLOGY:

  • Researchers used a nested case-control design to evaluate the association between exposure to hydroxychloroquine and the risk for cardiovascular events in patients with SLE.
  • They included 52,883 adults with SLE (mean age, 44.23 years; 86.6% women) identified from the National System of Health Databases, which includes 99% of the French population.
  • Among these, 1981 individuals with composite cardiovascular conditions were matched with 16,892 control individuals without cardiovascular conditions.
  • Patients were categorized on the basis of hydroxychloroquine exposure into current users (last exposure within 90 days before a cardiovascular event), remote users (91-365 days before), and nonusers (no exposure within 365 days).
  • The study outcomes included a composite of cardiovascular events, including MI, stroke (including transient ischemic attack), and other thromboembolic events such as phlebitis, thrombophlebitis, venous thrombosis, venous thromboembolism, and pulmonary embolism.

TAKEAWAY:

  • Current hydroxychloroquine users had lower odds of experiencing a composite cardiovascular outcome than nonusers (adjusted odds ratio [aOR], 0.63; 95% CI, 0.57-0.70).
  • The odds of MI (aOR, 0.72; 95% CI, 0.60-0.87), stroke (aOR, 0.71; 95% CI, 0.61-0.83), and other thromboembolic events (aOR, 0.58; 95% CI, 0.48-0.69) were also lower among current users than among nonusers.
  • No significant association was found for remote hydroxychloroquine exposure and the risk for composite cardiovascular events, MI, stroke, and other thromboembolic events.

IN PRACTICE:

“These findings support the protective association of hydroxychloroquine against CV [cardiovascular] events and underscore the importance of continuous hydroxychloroquine therapy for patients diagnosed with SLE,” the authors wrote.

SOURCE:

The study was led by Lamiae Grimaldi-Bensouda, PharmD, PhD, Department of Pharmacology, Hospital Group Paris-Saclay, Assistance Publique-Hôpitaux de Paris, France. It was published online on August 30, 2024, in JAMA Network Open.

LIMITATIONS:

The observational nature of the study may have introduced confounding. Current hydroxychloroquine users were younger than nonusers, with an average age difference of almost 5 years. Current hydroxychloroquine users had a twofold longer duration of onset of SLE and had a higher prevalence of chronic kidney disease compared with nonusers.

DISCLOSURES:

This study was funded by the Banque pour l’Investissement, Deeptech. Some authors declared having financial ties with various institutions and companies outside of the current study.
 

This article was created using several editorial tools, including AI, as part of the process. Human editors reviewed this content before publication. A version of this article appeared on Medscape.com.

 

TOPLINE:

Current use of hydroxychloroquine is associated with a lower risk for myocardial infarction (MI), stroke, and other thromboembolic events in patients with systemic lupus erythematosus (SLE). This protective effect diminishes after discontinuation of hydroxychloroquine treatment.

METHODOLOGY:

  • Researchers used a nested case-control design to evaluate the association between exposure to hydroxychloroquine and the risk for cardiovascular events in patients with SLE.
  • They included 52,883 adults with SLE (mean age, 44.23 years; 86.6% women) identified from the National System of Health Databases, which includes 99% of the French population.
  • Among these, 1981 individuals with composite cardiovascular conditions were matched with 16,892 control individuals without cardiovascular conditions.
  • Patients were categorized on the basis of hydroxychloroquine exposure into current users (last exposure within 90 days before a cardiovascular event), remote users (91-365 days before), and nonusers (no exposure within 365 days).
  • The study outcomes included a composite of cardiovascular events, including MI, stroke (including transient ischemic attack), and other thromboembolic events such as phlebitis, thrombophlebitis, venous thrombosis, venous thromboembolism, and pulmonary embolism.

TAKEAWAY:

  • Current hydroxychloroquine users had lower odds of experiencing a composite cardiovascular outcome than nonusers (adjusted odds ratio [aOR], 0.63; 95% CI, 0.57-0.70).
  • The odds of MI (aOR, 0.72; 95% CI, 0.60-0.87), stroke (aOR, 0.71; 95% CI, 0.61-0.83), and other thromboembolic events (aOR, 0.58; 95% CI, 0.48-0.69) were also lower among current users than among nonusers.
  • No significant association was found for remote hydroxychloroquine exposure and the risk for composite cardiovascular events, MI, stroke, and other thromboembolic events.

IN PRACTICE:

“These findings support the protective association of hydroxychloroquine against CV [cardiovascular] events and underscore the importance of continuous hydroxychloroquine therapy for patients diagnosed with SLE,” the authors wrote.

SOURCE:

The study was led by Lamiae Grimaldi-Bensouda, PharmD, PhD, Department of Pharmacology, Hospital Group Paris-Saclay, Assistance Publique-Hôpitaux de Paris, France. It was published online on August 30, 2024, in JAMA Network Open.

LIMITATIONS:

The observational nature of the study may have introduced confounding. Current hydroxychloroquine users were younger than nonusers, with an average age difference of almost 5 years. Current hydroxychloroquine users had a twofold longer duration of onset of SLE and had a higher prevalence of chronic kidney disease compared with nonusers.

DISCLOSURES:

This study was funded by the Banque pour l’Investissement, Deeptech. Some authors declared having financial ties with various institutions and companies outside of the current study.
 

This article was created using several editorial tools, including AI, as part of the process. Human editors reviewed this content before publication. A version of this article appeared on Medscape.com.

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Monitor Asthma Patients on Biologics for Remission, Potential EGPA Symptoms During Steroid Tapering

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Changed
Wed, 09/11/2024 - 13:44

 

Physicians are called to record clinical details of patients with asthma undergoing biologic therapy to monitor clinical remission and keep an eye on eosinophilic granulomatosis with polyangiitis (EGPA) symptoms as patients come off the medications, according to pulmonary experts presenting at the European Respiratory Society (ERS) 2024 International Congress.

Biologics have revolutionized the treatment of severe asthma, significantly improving patient outcomes. However, the focus has recently shifted toward achieving more comprehensive disease control. Remission, already a well-established goal in conditions like rheumatoid arthritis and inflammatory bowel disease, is now being explored in patients with asthma receiving biologics.

Peter Howarth, medical director at Global Medical, Specialty Medicine, GSK, in Brentford, England, said that new clinical remission criteria in asthma may be overly rigid and of little use. He said that more attainable limits must be created. Meanwhile, clinicians should collect clinical data more thoroughly.

In parallel, studies have also raised questions about the role of biologics in the emergence of EGPA.
 

Defining Clinical Remission in Asthma

Last year, a working group, including members from the American Thoracic Society and the American College and Academy of Allergy, Asthma, and Immunology, proposed new guidelines to define clinical remission in asthma. These guidelines extended beyond the typical outcomes of no severe exacerbations, no maintenance oral corticosteroid use, good asthma control, and stable lung function. The additional recommendations included no missed work or school due to asthma, limited use of rescue medication (no more than once a month), and reduced inhaled corticosteroid use to low or medium doses.

To explore the feasibility of achieving these clinical remission outcomes, GSK partnered with the Mayo Clinic for a retrospective analysis of the medical records of 700 patients with asthma undergoing various biologic therapies. The study revealed that essential data for determining clinical remission, such as asthma control and exacerbation records, were inconsistently documented. While some data were recorded, such as maintenance corticosteroid use in 50%-60% of cases, other key measures, like asthma control, were recorded in less than a quarter of the patients.

GSK researchers analyzed available data and found that around 30% of patients on any biologic therapy met three components of remission. Mepolizumab performed better than other corticosteroids, with over 40% of those receiving the drug meeting these criteria. However, when stricter definitions were applied, such as requiring four or more remission components, fewer patients achieved remission — less than 10% for four components, with no patients meeting the full seven-point criteria proposed by the working group.

An ongoing ERS Task Force is now exploring what clinical remission outcomes are practical to achieve, as the current definitions may be too aspirational, said Mr. Howarth. “It’s a matter of defying what is practical to achieve because if you can’t achieve it, then it won’t be valuable.”

He also pointed out that biologics are often used for the most severe cases of asthma after other treatments have failed. Evidence suggests that introducing biologics earlier in the disease, before chronic damage occurs, may result in better patient outcomes.
 

 

 

Biologics and EGPA

In a retrospective study, clinical details of 27 patients with adult-onset asthma from 28 countries, all on biologic therapy, were analyzed. The study, a multicounty collaboration, was led by ERS Severe Heterogeneous Asthma Research Collaboration, Patient-centred (SHARP), and aimed to understand the role of biologics in the emergence of EGPA.

The most significant finding presented at the ERS 2024 International Congress was that EGPA was not associated with maintenance corticosteroids; instead, it often emerged when corticosteroid doses were reduced or tapered off. “This might suggest that steroid withdrawal may unmask the underlying disease,” said Hitasha Rupani, MD, a consultant respiratory physician at the University Hospital Southampton, in Southampton, England. Importantly, the rate at which steroids were tapered did not influence the onset of EGPA, indicating that the tapering process, rather than its speed, may be the critical factor. However, due to the small sample size, this remains a hypothesis, Dr. Rupani explained.

The study also found that when clinicians had a clinical suspicion of EGPA before starting biologic therapy, the diagnosis was made earlier than in cases without such suspicion. Dr. Rupani concluded that this underscores the importance of clinical vigilance and the need to monitor patients closely for EGPA symptoms, especially during corticosteroid tapering.

The study was funded by GSK. Mr. Howarth is an employee at GSK. Dr. Rupani reports no relevant financial relationships. 

A version of this article appeared on Medscape.com.

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Physicians are called to record clinical details of patients with asthma undergoing biologic therapy to monitor clinical remission and keep an eye on eosinophilic granulomatosis with polyangiitis (EGPA) symptoms as patients come off the medications, according to pulmonary experts presenting at the European Respiratory Society (ERS) 2024 International Congress.

Biologics have revolutionized the treatment of severe asthma, significantly improving patient outcomes. However, the focus has recently shifted toward achieving more comprehensive disease control. Remission, already a well-established goal in conditions like rheumatoid arthritis and inflammatory bowel disease, is now being explored in patients with asthma receiving biologics.

Peter Howarth, medical director at Global Medical, Specialty Medicine, GSK, in Brentford, England, said that new clinical remission criteria in asthma may be overly rigid and of little use. He said that more attainable limits must be created. Meanwhile, clinicians should collect clinical data more thoroughly.

In parallel, studies have also raised questions about the role of biologics in the emergence of EGPA.
 

Defining Clinical Remission in Asthma

Last year, a working group, including members from the American Thoracic Society and the American College and Academy of Allergy, Asthma, and Immunology, proposed new guidelines to define clinical remission in asthma. These guidelines extended beyond the typical outcomes of no severe exacerbations, no maintenance oral corticosteroid use, good asthma control, and stable lung function. The additional recommendations included no missed work or school due to asthma, limited use of rescue medication (no more than once a month), and reduced inhaled corticosteroid use to low or medium doses.

To explore the feasibility of achieving these clinical remission outcomes, GSK partnered with the Mayo Clinic for a retrospective analysis of the medical records of 700 patients with asthma undergoing various biologic therapies. The study revealed that essential data for determining clinical remission, such as asthma control and exacerbation records, were inconsistently documented. While some data were recorded, such as maintenance corticosteroid use in 50%-60% of cases, other key measures, like asthma control, were recorded in less than a quarter of the patients.

GSK researchers analyzed available data and found that around 30% of patients on any biologic therapy met three components of remission. Mepolizumab performed better than other corticosteroids, with over 40% of those receiving the drug meeting these criteria. However, when stricter definitions were applied, such as requiring four or more remission components, fewer patients achieved remission — less than 10% for four components, with no patients meeting the full seven-point criteria proposed by the working group.

An ongoing ERS Task Force is now exploring what clinical remission outcomes are practical to achieve, as the current definitions may be too aspirational, said Mr. Howarth. “It’s a matter of defying what is practical to achieve because if you can’t achieve it, then it won’t be valuable.”

He also pointed out that biologics are often used for the most severe cases of asthma after other treatments have failed. Evidence suggests that introducing biologics earlier in the disease, before chronic damage occurs, may result in better patient outcomes.
 

 

 

Biologics and EGPA

In a retrospective study, clinical details of 27 patients with adult-onset asthma from 28 countries, all on biologic therapy, were analyzed. The study, a multicounty collaboration, was led by ERS Severe Heterogeneous Asthma Research Collaboration, Patient-centred (SHARP), and aimed to understand the role of biologics in the emergence of EGPA.

The most significant finding presented at the ERS 2024 International Congress was that EGPA was not associated with maintenance corticosteroids; instead, it often emerged when corticosteroid doses were reduced or tapered off. “This might suggest that steroid withdrawal may unmask the underlying disease,” said Hitasha Rupani, MD, a consultant respiratory physician at the University Hospital Southampton, in Southampton, England. Importantly, the rate at which steroids were tapered did not influence the onset of EGPA, indicating that the tapering process, rather than its speed, may be the critical factor. However, due to the small sample size, this remains a hypothesis, Dr. Rupani explained.

The study also found that when clinicians had a clinical suspicion of EGPA before starting biologic therapy, the diagnosis was made earlier than in cases without such suspicion. Dr. Rupani concluded that this underscores the importance of clinical vigilance and the need to monitor patients closely for EGPA symptoms, especially during corticosteroid tapering.

The study was funded by GSK. Mr. Howarth is an employee at GSK. Dr. Rupani reports no relevant financial relationships. 

A version of this article appeared on Medscape.com.

 

Physicians are called to record clinical details of patients with asthma undergoing biologic therapy to monitor clinical remission and keep an eye on eosinophilic granulomatosis with polyangiitis (EGPA) symptoms as patients come off the medications, according to pulmonary experts presenting at the European Respiratory Society (ERS) 2024 International Congress.

Biologics have revolutionized the treatment of severe asthma, significantly improving patient outcomes. However, the focus has recently shifted toward achieving more comprehensive disease control. Remission, already a well-established goal in conditions like rheumatoid arthritis and inflammatory bowel disease, is now being explored in patients with asthma receiving biologics.

Peter Howarth, medical director at Global Medical, Specialty Medicine, GSK, in Brentford, England, said that new clinical remission criteria in asthma may be overly rigid and of little use. He said that more attainable limits must be created. Meanwhile, clinicians should collect clinical data more thoroughly.

In parallel, studies have also raised questions about the role of biologics in the emergence of EGPA.
 

Defining Clinical Remission in Asthma

Last year, a working group, including members from the American Thoracic Society and the American College and Academy of Allergy, Asthma, and Immunology, proposed new guidelines to define clinical remission in asthma. These guidelines extended beyond the typical outcomes of no severe exacerbations, no maintenance oral corticosteroid use, good asthma control, and stable lung function. The additional recommendations included no missed work or school due to asthma, limited use of rescue medication (no more than once a month), and reduced inhaled corticosteroid use to low or medium doses.

To explore the feasibility of achieving these clinical remission outcomes, GSK partnered with the Mayo Clinic for a retrospective analysis of the medical records of 700 patients with asthma undergoing various biologic therapies. The study revealed that essential data for determining clinical remission, such as asthma control and exacerbation records, were inconsistently documented. While some data were recorded, such as maintenance corticosteroid use in 50%-60% of cases, other key measures, like asthma control, were recorded in less than a quarter of the patients.

GSK researchers analyzed available data and found that around 30% of patients on any biologic therapy met three components of remission. Mepolizumab performed better than other corticosteroids, with over 40% of those receiving the drug meeting these criteria. However, when stricter definitions were applied, such as requiring four or more remission components, fewer patients achieved remission — less than 10% for four components, with no patients meeting the full seven-point criteria proposed by the working group.

An ongoing ERS Task Force is now exploring what clinical remission outcomes are practical to achieve, as the current definitions may be too aspirational, said Mr. Howarth. “It’s a matter of defying what is practical to achieve because if you can’t achieve it, then it won’t be valuable.”

He also pointed out that biologics are often used for the most severe cases of asthma after other treatments have failed. Evidence suggests that introducing biologics earlier in the disease, before chronic damage occurs, may result in better patient outcomes.
 

 

 

Biologics and EGPA

In a retrospective study, clinical details of 27 patients with adult-onset asthma from 28 countries, all on biologic therapy, were analyzed. The study, a multicounty collaboration, was led by ERS Severe Heterogeneous Asthma Research Collaboration, Patient-centred (SHARP), and aimed to understand the role of biologics in the emergence of EGPA.

The most significant finding presented at the ERS 2024 International Congress was that EGPA was not associated with maintenance corticosteroids; instead, it often emerged when corticosteroid doses were reduced or tapered off. “This might suggest that steroid withdrawal may unmask the underlying disease,” said Hitasha Rupani, MD, a consultant respiratory physician at the University Hospital Southampton, in Southampton, England. Importantly, the rate at which steroids were tapered did not influence the onset of EGPA, indicating that the tapering process, rather than its speed, may be the critical factor. However, due to the small sample size, this remains a hypothesis, Dr. Rupani explained.

The study also found that when clinicians had a clinical suspicion of EGPA before starting biologic therapy, the diagnosis was made earlier than in cases without such suspicion. Dr. Rupani concluded that this underscores the importance of clinical vigilance and the need to monitor patients closely for EGPA symptoms, especially during corticosteroid tapering.

The study was funded by GSK. Mr. Howarth is an employee at GSK. Dr. Rupani reports no relevant financial relationships. 

A version of this article appeared on Medscape.com.

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GI Involvement Often Present at Time of Pediatric Lupus Diagnosis or Soon After

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Tue, 09/10/2024 - 12:27

 

TOPLINE:

Gastrointestinal involvement is common in childhood-onset lupus, with more than half of the patients presenting with gastrointestinal symptoms at diagnosis. Abdominal pain and elevated hepatic transaminases are the most common initial signs.

METHODOLOGY:

  • Researchers conducted a retrospective cohort study to explore the prevalence and characteristics of gastrointestinal involvement in childhood-onset systemic lupus erythematosus (SLE).
  • They included 123 patients aged ≤ 18 years (82.1% girls) with childhood-onset SLE from 16 referral departments of pediatric rheumatology in Turkey who showed gastrointestinal system (GIS) involvement either during diagnosis or the course of the disease.
  • The mean age at diagnosis was 12.5 years, and the median follow-up duration was 44.5 months.
  • Demographic information, clinical manifestations, laboratory findings, radiological and endoscopic assessments, histopathologic analyses, treatments, and clinical outcomes were retrospectively extracted from patient records; disease activity and cumulative organ damage were also assessed.

TAKEAWAY:

  • At the time of SLE diagnosis, 63.4% of patients presented with gastrointestinal involvement, while others (36.6%) developed gastrointestinal symptoms after a median of 12 months.
  • Abdominal pain was the most common initial symptom, observed in 62.6% of patients, followed by elevated hepatic transaminases in 56.9%.
  • The most common type of gastrointestinal involvement was autoimmune hepatitis (25.2%), followed by hepatic steatosis (13%), and lupus hepatitis (11.3%).
  • The gastrointestinal manifestations were directly attributed to SLE in 82 patients, were drug related in 35 patients, and caused by comorbidities in 6 patients.

IN PRACTICE:

“It is crucial to consider SLE in the differential diagnosis of GIS [gastrointestinal system] manifestations in children. The inclusion of GIS involvement as a new diagnostic criterion may be warranted, given its potential prevalence that might be higher than currently recognized,” the authors wrote.

SOURCE:

This study was led by Hafize Emine Sönmez, MD, Department of Pediatric Rheumatology, Kocaeli University, İzmit, Turkey, and was published online in Lupus

LIMITATIONS:

The retrospective nature of the study may have limited the ability to establish causality between gastrointestinal symptoms and SLE. This study also did not include a comparison between patients with childhood-onset SLE with gastrointestinal involvement and those without. Moreover, the study relied on patient records for data collection, which may have introduced bias.

DISCLOSURES:

This study did not receive any financial support. The authors declared no potential conflict of interest.

This article was created using several editorial tools, including AI, as part of the process. Human editors reviewed this content before publication. A version of this article first appeared on Medscape.com.

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TOPLINE:

Gastrointestinal involvement is common in childhood-onset lupus, with more than half of the patients presenting with gastrointestinal symptoms at diagnosis. Abdominal pain and elevated hepatic transaminases are the most common initial signs.

METHODOLOGY:

  • Researchers conducted a retrospective cohort study to explore the prevalence and characteristics of gastrointestinal involvement in childhood-onset systemic lupus erythematosus (SLE).
  • They included 123 patients aged ≤ 18 years (82.1% girls) with childhood-onset SLE from 16 referral departments of pediatric rheumatology in Turkey who showed gastrointestinal system (GIS) involvement either during diagnosis or the course of the disease.
  • The mean age at diagnosis was 12.5 years, and the median follow-up duration was 44.5 months.
  • Demographic information, clinical manifestations, laboratory findings, radiological and endoscopic assessments, histopathologic analyses, treatments, and clinical outcomes were retrospectively extracted from patient records; disease activity and cumulative organ damage were also assessed.

TAKEAWAY:

  • At the time of SLE diagnosis, 63.4% of patients presented with gastrointestinal involvement, while others (36.6%) developed gastrointestinal symptoms after a median of 12 months.
  • Abdominal pain was the most common initial symptom, observed in 62.6% of patients, followed by elevated hepatic transaminases in 56.9%.
  • The most common type of gastrointestinal involvement was autoimmune hepatitis (25.2%), followed by hepatic steatosis (13%), and lupus hepatitis (11.3%).
  • The gastrointestinal manifestations were directly attributed to SLE in 82 patients, were drug related in 35 patients, and caused by comorbidities in 6 patients.

IN PRACTICE:

“It is crucial to consider SLE in the differential diagnosis of GIS [gastrointestinal system] manifestations in children. The inclusion of GIS involvement as a new diagnostic criterion may be warranted, given its potential prevalence that might be higher than currently recognized,” the authors wrote.

SOURCE:

This study was led by Hafize Emine Sönmez, MD, Department of Pediatric Rheumatology, Kocaeli University, İzmit, Turkey, and was published online in Lupus

LIMITATIONS:

The retrospective nature of the study may have limited the ability to establish causality between gastrointestinal symptoms and SLE. This study also did not include a comparison between patients with childhood-onset SLE with gastrointestinal involvement and those without. Moreover, the study relied on patient records for data collection, which may have introduced bias.

DISCLOSURES:

This study did not receive any financial support. The authors declared no potential conflict of interest.

This article was created using several editorial tools, including AI, as part of the process. Human editors reviewed this content before publication. A version of this article first appeared on Medscape.com.

 

TOPLINE:

Gastrointestinal involvement is common in childhood-onset lupus, with more than half of the patients presenting with gastrointestinal symptoms at diagnosis. Abdominal pain and elevated hepatic transaminases are the most common initial signs.

METHODOLOGY:

  • Researchers conducted a retrospective cohort study to explore the prevalence and characteristics of gastrointestinal involvement in childhood-onset systemic lupus erythematosus (SLE).
  • They included 123 patients aged ≤ 18 years (82.1% girls) with childhood-onset SLE from 16 referral departments of pediatric rheumatology in Turkey who showed gastrointestinal system (GIS) involvement either during diagnosis or the course of the disease.
  • The mean age at diagnosis was 12.5 years, and the median follow-up duration was 44.5 months.
  • Demographic information, clinical manifestations, laboratory findings, radiological and endoscopic assessments, histopathologic analyses, treatments, and clinical outcomes were retrospectively extracted from patient records; disease activity and cumulative organ damage were also assessed.

TAKEAWAY:

  • At the time of SLE diagnosis, 63.4% of patients presented with gastrointestinal involvement, while others (36.6%) developed gastrointestinal symptoms after a median of 12 months.
  • Abdominal pain was the most common initial symptom, observed in 62.6% of patients, followed by elevated hepatic transaminases in 56.9%.
  • The most common type of gastrointestinal involvement was autoimmune hepatitis (25.2%), followed by hepatic steatosis (13%), and lupus hepatitis (11.3%).
  • The gastrointestinal manifestations were directly attributed to SLE in 82 patients, were drug related in 35 patients, and caused by comorbidities in 6 patients.

IN PRACTICE:

“It is crucial to consider SLE in the differential diagnosis of GIS [gastrointestinal system] manifestations in children. The inclusion of GIS involvement as a new diagnostic criterion may be warranted, given its potential prevalence that might be higher than currently recognized,” the authors wrote.

SOURCE:

This study was led by Hafize Emine Sönmez, MD, Department of Pediatric Rheumatology, Kocaeli University, İzmit, Turkey, and was published online in Lupus

LIMITATIONS:

The retrospective nature of the study may have limited the ability to establish causality between gastrointestinal symptoms and SLE. This study also did not include a comparison between patients with childhood-onset SLE with gastrointestinal involvement and those without. Moreover, the study relied on patient records for data collection, which may have introduced bias.

DISCLOSURES:

This study did not receive any financial support. The authors declared no potential conflict of interest.

This article was created using several editorial tools, including AI, as part of the process. Human editors reviewed this content before publication. A version of this article first appeared on Medscape.com.

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What’s Causing Raynaud Phenomenon Severity to Rise With High Temperatures?

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Mon, 09/09/2024 - 11:09

 

TOPLINE:

In systemic sclerosis, Raynaud phenomenon is more severe at both high and low temperature extremes, according to new research.

BACKGROUND:

  • Raynaud phenomenon, a condition that causes decreased blood flow to extremities, occurs in about 95% of individuals with systemic sclerosis.
  • Episodes of Raynaud phenomenon can be triggered by cold exposure and ambient temperature changes.
  • In severe cases, it can cause permanent damage to tissues of the fingers and toes.

METHODOLOGY:

  • Researchers analyzed data from 2243 participants with Raynaud phenomenon secondary to systemic sclerosis from the Scleroderma Patient-centered Intervention Network (SPIN) Cohort.
  • Participants completed past-week Raynaud phenomenon severity assessments using a 0-10 numerical rating scale at enrollment and every 3 months.
  • The study included data from 20,233 Raynaud phenomenon severity assessments between April 15, 2014, and August 1, 2023.
  • Researchers used average daily temperature from a weather site close to the participant’s recruiting center and mapped these ambient temperature changes to Raynaud’s phenomenon outcomes.

TAKEAWAY:

  • Raynaud’s phenomenon severity was highest at –25 °C (–13 °F), with assessment scores at 6.8 points out of 10.0, and lowest at 25 °C (77 °F), with scores at 2.6.
  • Severity scores increased again at temperatures above 35 °C (95 °F), reaching a high of 5.6 out of 10 at 40 °C (104 °F).
  • This spike at higher temperatures is presumably due to air conditioning, the authors said.
  • In an accompanying commentary, Cutolo et al. posited that increased sweating and hypotension could also lead to a relative hypovolemic state in patients, causing Raynaud-like symptoms.

IN PRACTICE:

“Temperature-related variations in Raynaud’s phenomenon severity scores should be considered in clinical trials to account for normal within-season temperature fluctuations, enhancing the accuracy of treatment outcomes,” wrote Cutolo and colleagues in their commentary.

SOURCE:

The study was led by Gabrielle Virgili-Gervais, MSc, McGill University Health Centre in Montreal, Quebec, Canada. It was published online on August 28 in The Lancet Rheumatology. The accompanying commentary, also published on August 28, was authored by Maurizio Cutolo, MD, and Elvis Hysa, MD, both of University of Genova, Italy, as well as Vanessa Smith, MD, PhD, of Ghent University in Ghent, Belgium.

LIMITATIONS:

The lower number of assessments at extreme temperatures (–25 °C and 40 °C) may affect the robustness of the findings at these ranges. The study did not account for vasodilator use, which could influence participants’ response to temperature. The study also did not account for other potential confounding factors such as sex, smoking status, psychosocial factors, and comorbid conditions like cardiovascular disease.

DISCLOSURES:

A variety of scleroderma-related patient advocacy groups helped to fund research on the SPIN cohort, in addition to the Canadian Institutes of Health Research, the Arthritis Society, the Lady Davis Institute for Medical Research of the Jewish General Hospital, the Jewish General Hospital Foundation, and McGill University. Two authors reported having financial ties with pharmaceutical companies. Dr. Cutolo, Dr. Smith, and Dr. Hysa had no disclosures.

This article was created using several editorial tools, including AI, as part of the process. Human editors reviewed this content before publication. A version of this article first appeared on Medscape.com.

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TOPLINE:

In systemic sclerosis, Raynaud phenomenon is more severe at both high and low temperature extremes, according to new research.

BACKGROUND:

  • Raynaud phenomenon, a condition that causes decreased blood flow to extremities, occurs in about 95% of individuals with systemic sclerosis.
  • Episodes of Raynaud phenomenon can be triggered by cold exposure and ambient temperature changes.
  • In severe cases, it can cause permanent damage to tissues of the fingers and toes.

METHODOLOGY:

  • Researchers analyzed data from 2243 participants with Raynaud phenomenon secondary to systemic sclerosis from the Scleroderma Patient-centered Intervention Network (SPIN) Cohort.
  • Participants completed past-week Raynaud phenomenon severity assessments using a 0-10 numerical rating scale at enrollment and every 3 months.
  • The study included data from 20,233 Raynaud phenomenon severity assessments between April 15, 2014, and August 1, 2023.
  • Researchers used average daily temperature from a weather site close to the participant’s recruiting center and mapped these ambient temperature changes to Raynaud’s phenomenon outcomes.

TAKEAWAY:

  • Raynaud’s phenomenon severity was highest at –25 °C (–13 °F), with assessment scores at 6.8 points out of 10.0, and lowest at 25 °C (77 °F), with scores at 2.6.
  • Severity scores increased again at temperatures above 35 °C (95 °F), reaching a high of 5.6 out of 10 at 40 °C (104 °F).
  • This spike at higher temperatures is presumably due to air conditioning, the authors said.
  • In an accompanying commentary, Cutolo et al. posited that increased sweating and hypotension could also lead to a relative hypovolemic state in patients, causing Raynaud-like symptoms.

IN PRACTICE:

“Temperature-related variations in Raynaud’s phenomenon severity scores should be considered in clinical trials to account for normal within-season temperature fluctuations, enhancing the accuracy of treatment outcomes,” wrote Cutolo and colleagues in their commentary.

SOURCE:

The study was led by Gabrielle Virgili-Gervais, MSc, McGill University Health Centre in Montreal, Quebec, Canada. It was published online on August 28 in The Lancet Rheumatology. The accompanying commentary, also published on August 28, was authored by Maurizio Cutolo, MD, and Elvis Hysa, MD, both of University of Genova, Italy, as well as Vanessa Smith, MD, PhD, of Ghent University in Ghent, Belgium.

LIMITATIONS:

The lower number of assessments at extreme temperatures (–25 °C and 40 °C) may affect the robustness of the findings at these ranges. The study did not account for vasodilator use, which could influence participants’ response to temperature. The study also did not account for other potential confounding factors such as sex, smoking status, psychosocial factors, and comorbid conditions like cardiovascular disease.

DISCLOSURES:

A variety of scleroderma-related patient advocacy groups helped to fund research on the SPIN cohort, in addition to the Canadian Institutes of Health Research, the Arthritis Society, the Lady Davis Institute for Medical Research of the Jewish General Hospital, the Jewish General Hospital Foundation, and McGill University. Two authors reported having financial ties with pharmaceutical companies. Dr. Cutolo, Dr. Smith, and Dr. Hysa had no disclosures.

This article was created using several editorial tools, including AI, as part of the process. Human editors reviewed this content before publication. A version of this article first appeared on Medscape.com.

 

TOPLINE:

In systemic sclerosis, Raynaud phenomenon is more severe at both high and low temperature extremes, according to new research.

BACKGROUND:

  • Raynaud phenomenon, a condition that causes decreased blood flow to extremities, occurs in about 95% of individuals with systemic sclerosis.
  • Episodes of Raynaud phenomenon can be triggered by cold exposure and ambient temperature changes.
  • In severe cases, it can cause permanent damage to tissues of the fingers and toes.

METHODOLOGY:

  • Researchers analyzed data from 2243 participants with Raynaud phenomenon secondary to systemic sclerosis from the Scleroderma Patient-centered Intervention Network (SPIN) Cohort.
  • Participants completed past-week Raynaud phenomenon severity assessments using a 0-10 numerical rating scale at enrollment and every 3 months.
  • The study included data from 20,233 Raynaud phenomenon severity assessments between April 15, 2014, and August 1, 2023.
  • Researchers used average daily temperature from a weather site close to the participant’s recruiting center and mapped these ambient temperature changes to Raynaud’s phenomenon outcomes.

TAKEAWAY:

  • Raynaud’s phenomenon severity was highest at –25 °C (–13 °F), with assessment scores at 6.8 points out of 10.0, and lowest at 25 °C (77 °F), with scores at 2.6.
  • Severity scores increased again at temperatures above 35 °C (95 °F), reaching a high of 5.6 out of 10 at 40 °C (104 °F).
  • This spike at higher temperatures is presumably due to air conditioning, the authors said.
  • In an accompanying commentary, Cutolo et al. posited that increased sweating and hypotension could also lead to a relative hypovolemic state in patients, causing Raynaud-like symptoms.

IN PRACTICE:

“Temperature-related variations in Raynaud’s phenomenon severity scores should be considered in clinical trials to account for normal within-season temperature fluctuations, enhancing the accuracy of treatment outcomes,” wrote Cutolo and colleagues in their commentary.

SOURCE:

The study was led by Gabrielle Virgili-Gervais, MSc, McGill University Health Centre in Montreal, Quebec, Canada. It was published online on August 28 in The Lancet Rheumatology. The accompanying commentary, also published on August 28, was authored by Maurizio Cutolo, MD, and Elvis Hysa, MD, both of University of Genova, Italy, as well as Vanessa Smith, MD, PhD, of Ghent University in Ghent, Belgium.

LIMITATIONS:

The lower number of assessments at extreme temperatures (–25 °C and 40 °C) may affect the robustness of the findings at these ranges. The study did not account for vasodilator use, which could influence participants’ response to temperature. The study also did not account for other potential confounding factors such as sex, smoking status, psychosocial factors, and comorbid conditions like cardiovascular disease.

DISCLOSURES:

A variety of scleroderma-related patient advocacy groups helped to fund research on the SPIN cohort, in addition to the Canadian Institutes of Health Research, the Arthritis Society, the Lady Davis Institute for Medical Research of the Jewish General Hospital, the Jewish General Hospital Foundation, and McGill University. Two authors reported having financial ties with pharmaceutical companies. Dr. Cutolo, Dr. Smith, and Dr. Hysa had no disclosures.

This article was created using several editorial tools, including AI, as part of the process. Human editors reviewed this content before publication. A version of this article first appeared on Medscape.com.

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Prediction, Management of Sjögren-Related Lymphomas Gain Ground With New Studies

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Changed
Thu, 09/05/2024 - 15:09

Hematologists and rheumatologists may be able to adopt a more aggressive approach for managing low-grade marginal lymphoma in Sjögren disease, particularly mucosa-associated lymphoid tissue (MALT) lymphoma, based on recent findings that confirmed a key early biomarker and found that a systemic treatment strategy reduced Sjögren disease activity and the risk for lymphoma relapse.

Two European studies published in The Lancet Rheumatology — one a case-control study reporting that rheumatoid factor (RF) was an early and strong predictor of Sjögren disease–related MALT lymphoma and the other a retrospective study that found a combination of chemotherapy and anti-CD20 therapy with rituximab as a first-line treatment for lymphoma was more effective than localized treatment or watch-and-wait approach in minimizing autoimmune activity and treating the lymphoma — potentially shed new light on strategies to manage Sjögren disease–related lymphoma.

A commentary accompanying the studies noted that 5%-10% of patients with Sjögren disease will develop non-Hodgkin B-cell lymphoma, with marginal lymphoma the most common type of low-grade lymphoma. The commentary, led by Suzanne Arends, MD, a rheumatologist at the University of Groningen in Groningen, the Netherlands, found the studies “clinically relevant” but stated that the lack of consistent definitions between the two studies along with their retrospective nature prevent any “definitive conclusions.”
 

High Lymphoma Risk in Sjögren Disease

“It is the autoimmune disease in which the risk of lymphoma is the highest, a 10- to 20-fold increase of the risk of lymphoma in this disease,” Xavier Mariette, MD, PhD, co-senior author of the retrospective treatment study, said of Sjögren disease.

These lymphomas are predominantly the marginal zone type, specifically MALT occurring in the salivary glands, the same site of the autoimmune disease, said Dr. Mariette, who is the head of Rheumatology and professor at Université Paris-Saclay and Hôpital Bicêtre. Autoimmune B cells become lymphomatous. “So there is a continuity between autoimmunity and lymphoma genesis,” Dr. Mariette told this news organization. Typically, hematologists do not treat the lymphoma if it doesn’t migrate beyond the salivary glands, he said.

Dr. Xavier Mariette


Dr. Mariette said his group’s findings make the case for a more aggressive treatment.

“When patients got the systemic treatment, there was a decreased risk of flare of the autoimmune disease of Sjögren’s, but there was no effect on the lymphoma formation,” Dr. Mariette said. “And when these patients have combined therapy, immunotherapy plus chemotherapy, compared to single immunotherapy, they did have improvement of the lymphoma progression-free survival.”

Their multicenter study enrolled 106 patients with Sjögren disease who developed lymphoma, 64% (n = 68) of whom had MALT, 13% (n = 14) of whom had other marginal zone subtypes, and the same percentage with diffuse large B-cell lymphoma. With a median follow-up of 7 years, 32 patients with marginal zone subtypes who had combination chemotherapy and anti-CD20 therapy had a 64% greater chance of lymphoma progression-free survival than 18 of their counterparts who received anti-CD20 monotherapy. Overall, outcomes for Sjögren disease systemic activity or survival were no different between the combination therapy and monotherapy arms.

Patients who had a systemic approach had a 57% reduced risk for new Sjögren disease activity compared with those who had first-line surgery or radiation (16%, n = 13) or underwent watch and wait (23%, n = 19).

The study strengthens the argument for a systemic treatment approach over localized therapy “because patients with Sjögren’s have a higher degree of development of MALT lymphoma of the salivary glands,” Juan Pablo Alderuccio, MD, a hematologist and lymphoma clinical site disease group leader at the Sylvester Comprehensive Cancer Center at the University of Miami Health Systems, Miami, Florida, told this news organization.

Dr. Juan Pablo Alderuccio


“We already knew that the combination of chemotherapy with rituximab usually achieves a better outcome,” Dr. Alderuccio added, citing a 2017 clinical trial that found combined chemotherapy with chlorambucil plus rituximab improved progression-free survival compared with either therapy alone. The latest retrospective study from France reinforces that, he said.

“The study also shows it’s very important to consider treatment-related specificities — to select the most appropriate treatment for these patients,” Dr. Alderuccio added.
 

 

 

RF Biomarker

The case-control study by researchers in Italy and Greece included 80 patients with Sjögren-related MALT lymphoma matched to controls with Sjögren disease who did not have lymphoma.

“We showed that rheumatoid factor positivity at the time of Sjögren’s disease diagnosis serves as the most reliable and temporally distant independent predictor of MALT lymphoma development,” lead author Andreas Goules, MD, a pathophysiologist at the National and Kapodistrian University of Athens, Athens, Greece, told this news organization.

Dr. Andreas Goules


He added that the study found that specific biomarkers in addition to RF positivity were signs of a high risk for MALT lymphoma and a more advanced stage of Sjögren disease–related lymphomagenesis. They included high systemic disease activity, measured as a European Alliance of Associations for Rheumatology Sjögren’s Syndrome Disease Activity Index ≥ 5, and specific B-cell manifestations, such as cryoglobulinemia, salivary gland enlargement, hypocomplementemia, and palpable purpura.

“Ideally, all patients should be evaluated at the time of diagnosis for the presence of RF and undergo a minor salivary gland biopsy to exclude an underlying ongoing lymphoproliferative process,” Dr. Goules said.

RF-positive patients with Sjögren disease require a closer follow-up to identify an advanced stage of lymphoma development, he added.

“It is well known that Sjögren’s disease is characterized by an increased mortality rate, compared to the general population, mainly due to the related lymphomas,” Dr. Goules added. “Thus, the early diagnosis of MALT lymphoma, which is associated with a better prognosis, is expected to improve the overall clinical outcome of Sjögren’s disease patients.”

Rheumatologists and hematologists should employ a similar strategy for Sjögren disease–related large B-cell lymphomas, he said.

“The pathogenetic mechanisms of these two lymphoma types are vastly different, so it wouldn’t be surprising if an entirely different risk factor emerges,” Dr. Goules said. “However, given the rarity of diffuse large B-cell lymphomas, much larger multinational cohorts will be necessary to obtain clinically and pathogenetically meaningful results.”

Alan Baer, MD, a rheumatologist and founder of the Sjögren’s Disease Clinic at Johns Hopkins University in Baltimore, noted Dr. Goules and colleagues are not the first to identify RF, along with a host of other clinical and laboratory findings, as a risk factor for lymphoma in patients with Sjögren disease. “The current study validates rheumatoid factor as an independent risk factor present at a time that is temporally distant from the time of lymphoma diagnosis,” he said.

Dr. Alan Baer


However, he cautioned that RF alone isn’t highly predictive of Sjögren-related lymphoma. Up to 60% of patients with Sjögren disease are positive for RF at the time of the diagnosis, Dr. Baer said.

“Thus, the finding of rheumatoid factor alone does not necessarily mandate closer surveillance of this group of patients, with the potential for more frequent clinical exams, imaging, and laboratory testing,” he said. “Such an approach has the risk of subjecting patients to unnecessary testing, including invasive procedures.” 

More detailed findings, such as if a certain RF level was more predictive of lymphoma or whether other features in combination with RF heightened the risk, would be helpful, he said.
 

 

 

What Future Studies Should Look At

The studies call for further research into biomarkers for Sjögren disease–related lymphoma and treatment of the disease, both Dr. Mariette and Dr. Goules said.

Dr. Goules said a multicenter prospective study is needed to measure RF positivity and RF titers over time and determine whether higher levels mean an increased risk for lymphoma development or a shorter time interval until lymphoma onset. “Such a study requires a large number of RF-positive Sjögren’s disease patients who would be followed up for a long period of time,” Dr. Goules said.

To further evaluate treatment approaches for Sjögren disease–related lymphoma, Dr. Mariette said, a prospective study should compare the watch-and-wait approach with combination chemotherapy and anti-CD20 therapy. “It would be difficult to run because the primary endpoint would be lymphoma progression–free survival, and the secondary would be Sjögren’s relapse and mortality, but it would take a lot of time,” he said.

He added, “It’s a reason why this retrospective study is important. Maybe if we had another retrospective study reaching the same conclusion, I think it would be very, very strong evidence.”

Funding for the case-control study came from the European Commission–Horizon 2020 program. The retrospective treatment study had no outside funding. Dr. Mariette disclosed financial relationships with AstraZeneca, Bristol-Myers Squibb, Galapagos, GlaxoSmithKline, Novartis, and Pfizer. Dr. Alderuccio, Dr. Goules, and Dr. Baer had no relevant relationships to disclose.

A version of this article first appeared on Medscape.com.

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Hematologists and rheumatologists may be able to adopt a more aggressive approach for managing low-grade marginal lymphoma in Sjögren disease, particularly mucosa-associated lymphoid tissue (MALT) lymphoma, based on recent findings that confirmed a key early biomarker and found that a systemic treatment strategy reduced Sjögren disease activity and the risk for lymphoma relapse.

Two European studies published in The Lancet Rheumatology — one a case-control study reporting that rheumatoid factor (RF) was an early and strong predictor of Sjögren disease–related MALT lymphoma and the other a retrospective study that found a combination of chemotherapy and anti-CD20 therapy with rituximab as a first-line treatment for lymphoma was more effective than localized treatment or watch-and-wait approach in minimizing autoimmune activity and treating the lymphoma — potentially shed new light on strategies to manage Sjögren disease–related lymphoma.

A commentary accompanying the studies noted that 5%-10% of patients with Sjögren disease will develop non-Hodgkin B-cell lymphoma, with marginal lymphoma the most common type of low-grade lymphoma. The commentary, led by Suzanne Arends, MD, a rheumatologist at the University of Groningen in Groningen, the Netherlands, found the studies “clinically relevant” but stated that the lack of consistent definitions between the two studies along with their retrospective nature prevent any “definitive conclusions.”
 

High Lymphoma Risk in Sjögren Disease

“It is the autoimmune disease in which the risk of lymphoma is the highest, a 10- to 20-fold increase of the risk of lymphoma in this disease,” Xavier Mariette, MD, PhD, co-senior author of the retrospective treatment study, said of Sjögren disease.

These lymphomas are predominantly the marginal zone type, specifically MALT occurring in the salivary glands, the same site of the autoimmune disease, said Dr. Mariette, who is the head of Rheumatology and professor at Université Paris-Saclay and Hôpital Bicêtre. Autoimmune B cells become lymphomatous. “So there is a continuity between autoimmunity and lymphoma genesis,” Dr. Mariette told this news organization. Typically, hematologists do not treat the lymphoma if it doesn’t migrate beyond the salivary glands, he said.

Dr. Xavier Mariette


Dr. Mariette said his group’s findings make the case for a more aggressive treatment.

“When patients got the systemic treatment, there was a decreased risk of flare of the autoimmune disease of Sjögren’s, but there was no effect on the lymphoma formation,” Dr. Mariette said. “And when these patients have combined therapy, immunotherapy plus chemotherapy, compared to single immunotherapy, they did have improvement of the lymphoma progression-free survival.”

Their multicenter study enrolled 106 patients with Sjögren disease who developed lymphoma, 64% (n = 68) of whom had MALT, 13% (n = 14) of whom had other marginal zone subtypes, and the same percentage with diffuse large B-cell lymphoma. With a median follow-up of 7 years, 32 patients with marginal zone subtypes who had combination chemotherapy and anti-CD20 therapy had a 64% greater chance of lymphoma progression-free survival than 18 of their counterparts who received anti-CD20 monotherapy. Overall, outcomes for Sjögren disease systemic activity or survival were no different between the combination therapy and monotherapy arms.

Patients who had a systemic approach had a 57% reduced risk for new Sjögren disease activity compared with those who had first-line surgery or radiation (16%, n = 13) or underwent watch and wait (23%, n = 19).

The study strengthens the argument for a systemic treatment approach over localized therapy “because patients with Sjögren’s have a higher degree of development of MALT lymphoma of the salivary glands,” Juan Pablo Alderuccio, MD, a hematologist and lymphoma clinical site disease group leader at the Sylvester Comprehensive Cancer Center at the University of Miami Health Systems, Miami, Florida, told this news organization.

Dr. Juan Pablo Alderuccio


“We already knew that the combination of chemotherapy with rituximab usually achieves a better outcome,” Dr. Alderuccio added, citing a 2017 clinical trial that found combined chemotherapy with chlorambucil plus rituximab improved progression-free survival compared with either therapy alone. The latest retrospective study from France reinforces that, he said.

“The study also shows it’s very important to consider treatment-related specificities — to select the most appropriate treatment for these patients,” Dr. Alderuccio added.
 

 

 

RF Biomarker

The case-control study by researchers in Italy and Greece included 80 patients with Sjögren-related MALT lymphoma matched to controls with Sjögren disease who did not have lymphoma.

“We showed that rheumatoid factor positivity at the time of Sjögren’s disease diagnosis serves as the most reliable and temporally distant independent predictor of MALT lymphoma development,” lead author Andreas Goules, MD, a pathophysiologist at the National and Kapodistrian University of Athens, Athens, Greece, told this news organization.

Dr. Andreas Goules


He added that the study found that specific biomarkers in addition to RF positivity were signs of a high risk for MALT lymphoma and a more advanced stage of Sjögren disease–related lymphomagenesis. They included high systemic disease activity, measured as a European Alliance of Associations for Rheumatology Sjögren’s Syndrome Disease Activity Index ≥ 5, and specific B-cell manifestations, such as cryoglobulinemia, salivary gland enlargement, hypocomplementemia, and palpable purpura.

“Ideally, all patients should be evaluated at the time of diagnosis for the presence of RF and undergo a minor salivary gland biopsy to exclude an underlying ongoing lymphoproliferative process,” Dr. Goules said.

RF-positive patients with Sjögren disease require a closer follow-up to identify an advanced stage of lymphoma development, he added.

“It is well known that Sjögren’s disease is characterized by an increased mortality rate, compared to the general population, mainly due to the related lymphomas,” Dr. Goules added. “Thus, the early diagnosis of MALT lymphoma, which is associated with a better prognosis, is expected to improve the overall clinical outcome of Sjögren’s disease patients.”

Rheumatologists and hematologists should employ a similar strategy for Sjögren disease–related large B-cell lymphomas, he said.

“The pathogenetic mechanisms of these two lymphoma types are vastly different, so it wouldn’t be surprising if an entirely different risk factor emerges,” Dr. Goules said. “However, given the rarity of diffuse large B-cell lymphomas, much larger multinational cohorts will be necessary to obtain clinically and pathogenetically meaningful results.”

Alan Baer, MD, a rheumatologist and founder of the Sjögren’s Disease Clinic at Johns Hopkins University in Baltimore, noted Dr. Goules and colleagues are not the first to identify RF, along with a host of other clinical and laboratory findings, as a risk factor for lymphoma in patients with Sjögren disease. “The current study validates rheumatoid factor as an independent risk factor present at a time that is temporally distant from the time of lymphoma diagnosis,” he said.

Dr. Alan Baer


However, he cautioned that RF alone isn’t highly predictive of Sjögren-related lymphoma. Up to 60% of patients with Sjögren disease are positive for RF at the time of the diagnosis, Dr. Baer said.

“Thus, the finding of rheumatoid factor alone does not necessarily mandate closer surveillance of this group of patients, with the potential for more frequent clinical exams, imaging, and laboratory testing,” he said. “Such an approach has the risk of subjecting patients to unnecessary testing, including invasive procedures.” 

More detailed findings, such as if a certain RF level was more predictive of lymphoma or whether other features in combination with RF heightened the risk, would be helpful, he said.
 

 

 

What Future Studies Should Look At

The studies call for further research into biomarkers for Sjögren disease–related lymphoma and treatment of the disease, both Dr. Mariette and Dr. Goules said.

Dr. Goules said a multicenter prospective study is needed to measure RF positivity and RF titers over time and determine whether higher levels mean an increased risk for lymphoma development or a shorter time interval until lymphoma onset. “Such a study requires a large number of RF-positive Sjögren’s disease patients who would be followed up for a long period of time,” Dr. Goules said.

To further evaluate treatment approaches for Sjögren disease–related lymphoma, Dr. Mariette said, a prospective study should compare the watch-and-wait approach with combination chemotherapy and anti-CD20 therapy. “It would be difficult to run because the primary endpoint would be lymphoma progression–free survival, and the secondary would be Sjögren’s relapse and mortality, but it would take a lot of time,” he said.

He added, “It’s a reason why this retrospective study is important. Maybe if we had another retrospective study reaching the same conclusion, I think it would be very, very strong evidence.”

Funding for the case-control study came from the European Commission–Horizon 2020 program. The retrospective treatment study had no outside funding. Dr. Mariette disclosed financial relationships with AstraZeneca, Bristol-Myers Squibb, Galapagos, GlaxoSmithKline, Novartis, and Pfizer. Dr. Alderuccio, Dr. Goules, and Dr. Baer had no relevant relationships to disclose.

A version of this article first appeared on Medscape.com.

Hematologists and rheumatologists may be able to adopt a more aggressive approach for managing low-grade marginal lymphoma in Sjögren disease, particularly mucosa-associated lymphoid tissue (MALT) lymphoma, based on recent findings that confirmed a key early biomarker and found that a systemic treatment strategy reduced Sjögren disease activity and the risk for lymphoma relapse.

Two European studies published in The Lancet Rheumatology — one a case-control study reporting that rheumatoid factor (RF) was an early and strong predictor of Sjögren disease–related MALT lymphoma and the other a retrospective study that found a combination of chemotherapy and anti-CD20 therapy with rituximab as a first-line treatment for lymphoma was more effective than localized treatment or watch-and-wait approach in minimizing autoimmune activity and treating the lymphoma — potentially shed new light on strategies to manage Sjögren disease–related lymphoma.

A commentary accompanying the studies noted that 5%-10% of patients with Sjögren disease will develop non-Hodgkin B-cell lymphoma, with marginal lymphoma the most common type of low-grade lymphoma. The commentary, led by Suzanne Arends, MD, a rheumatologist at the University of Groningen in Groningen, the Netherlands, found the studies “clinically relevant” but stated that the lack of consistent definitions between the two studies along with their retrospective nature prevent any “definitive conclusions.”
 

High Lymphoma Risk in Sjögren Disease

“It is the autoimmune disease in which the risk of lymphoma is the highest, a 10- to 20-fold increase of the risk of lymphoma in this disease,” Xavier Mariette, MD, PhD, co-senior author of the retrospective treatment study, said of Sjögren disease.

These lymphomas are predominantly the marginal zone type, specifically MALT occurring in the salivary glands, the same site of the autoimmune disease, said Dr. Mariette, who is the head of Rheumatology and professor at Université Paris-Saclay and Hôpital Bicêtre. Autoimmune B cells become lymphomatous. “So there is a continuity between autoimmunity and lymphoma genesis,” Dr. Mariette told this news organization. Typically, hematologists do not treat the lymphoma if it doesn’t migrate beyond the salivary glands, he said.

Dr. Xavier Mariette


Dr. Mariette said his group’s findings make the case for a more aggressive treatment.

“When patients got the systemic treatment, there was a decreased risk of flare of the autoimmune disease of Sjögren’s, but there was no effect on the lymphoma formation,” Dr. Mariette said. “And when these patients have combined therapy, immunotherapy plus chemotherapy, compared to single immunotherapy, they did have improvement of the lymphoma progression-free survival.”

Their multicenter study enrolled 106 patients with Sjögren disease who developed lymphoma, 64% (n = 68) of whom had MALT, 13% (n = 14) of whom had other marginal zone subtypes, and the same percentage with diffuse large B-cell lymphoma. With a median follow-up of 7 years, 32 patients with marginal zone subtypes who had combination chemotherapy and anti-CD20 therapy had a 64% greater chance of lymphoma progression-free survival than 18 of their counterparts who received anti-CD20 monotherapy. Overall, outcomes for Sjögren disease systemic activity or survival were no different between the combination therapy and monotherapy arms.

Patients who had a systemic approach had a 57% reduced risk for new Sjögren disease activity compared with those who had first-line surgery or radiation (16%, n = 13) or underwent watch and wait (23%, n = 19).

The study strengthens the argument for a systemic treatment approach over localized therapy “because patients with Sjögren’s have a higher degree of development of MALT lymphoma of the salivary glands,” Juan Pablo Alderuccio, MD, a hematologist and lymphoma clinical site disease group leader at the Sylvester Comprehensive Cancer Center at the University of Miami Health Systems, Miami, Florida, told this news organization.

Dr. Juan Pablo Alderuccio


“We already knew that the combination of chemotherapy with rituximab usually achieves a better outcome,” Dr. Alderuccio added, citing a 2017 clinical trial that found combined chemotherapy with chlorambucil plus rituximab improved progression-free survival compared with either therapy alone. The latest retrospective study from France reinforces that, he said.

“The study also shows it’s very important to consider treatment-related specificities — to select the most appropriate treatment for these patients,” Dr. Alderuccio added.
 

 

 

RF Biomarker

The case-control study by researchers in Italy and Greece included 80 patients with Sjögren-related MALT lymphoma matched to controls with Sjögren disease who did not have lymphoma.

“We showed that rheumatoid factor positivity at the time of Sjögren’s disease diagnosis serves as the most reliable and temporally distant independent predictor of MALT lymphoma development,” lead author Andreas Goules, MD, a pathophysiologist at the National and Kapodistrian University of Athens, Athens, Greece, told this news organization.

Dr. Andreas Goules


He added that the study found that specific biomarkers in addition to RF positivity were signs of a high risk for MALT lymphoma and a more advanced stage of Sjögren disease–related lymphomagenesis. They included high systemic disease activity, measured as a European Alliance of Associations for Rheumatology Sjögren’s Syndrome Disease Activity Index ≥ 5, and specific B-cell manifestations, such as cryoglobulinemia, salivary gland enlargement, hypocomplementemia, and palpable purpura.

“Ideally, all patients should be evaluated at the time of diagnosis for the presence of RF and undergo a minor salivary gland biopsy to exclude an underlying ongoing lymphoproliferative process,” Dr. Goules said.

RF-positive patients with Sjögren disease require a closer follow-up to identify an advanced stage of lymphoma development, he added.

“It is well known that Sjögren’s disease is characterized by an increased mortality rate, compared to the general population, mainly due to the related lymphomas,” Dr. Goules added. “Thus, the early diagnosis of MALT lymphoma, which is associated with a better prognosis, is expected to improve the overall clinical outcome of Sjögren’s disease patients.”

Rheumatologists and hematologists should employ a similar strategy for Sjögren disease–related large B-cell lymphomas, he said.

“The pathogenetic mechanisms of these two lymphoma types are vastly different, so it wouldn’t be surprising if an entirely different risk factor emerges,” Dr. Goules said. “However, given the rarity of diffuse large B-cell lymphomas, much larger multinational cohorts will be necessary to obtain clinically and pathogenetically meaningful results.”

Alan Baer, MD, a rheumatologist and founder of the Sjögren’s Disease Clinic at Johns Hopkins University in Baltimore, noted Dr. Goules and colleagues are not the first to identify RF, along with a host of other clinical and laboratory findings, as a risk factor for lymphoma in patients with Sjögren disease. “The current study validates rheumatoid factor as an independent risk factor present at a time that is temporally distant from the time of lymphoma diagnosis,” he said.

Dr. Alan Baer


However, he cautioned that RF alone isn’t highly predictive of Sjögren-related lymphoma. Up to 60% of patients with Sjögren disease are positive for RF at the time of the diagnosis, Dr. Baer said.

“Thus, the finding of rheumatoid factor alone does not necessarily mandate closer surveillance of this group of patients, with the potential for more frequent clinical exams, imaging, and laboratory testing,” he said. “Such an approach has the risk of subjecting patients to unnecessary testing, including invasive procedures.” 

More detailed findings, such as if a certain RF level was more predictive of lymphoma or whether other features in combination with RF heightened the risk, would be helpful, he said.
 

 

 

What Future Studies Should Look At

The studies call for further research into biomarkers for Sjögren disease–related lymphoma and treatment of the disease, both Dr. Mariette and Dr. Goules said.

Dr. Goules said a multicenter prospective study is needed to measure RF positivity and RF titers over time and determine whether higher levels mean an increased risk for lymphoma development or a shorter time interval until lymphoma onset. “Such a study requires a large number of RF-positive Sjögren’s disease patients who would be followed up for a long period of time,” Dr. Goules said.

To further evaluate treatment approaches for Sjögren disease–related lymphoma, Dr. Mariette said, a prospective study should compare the watch-and-wait approach with combination chemotherapy and anti-CD20 therapy. “It would be difficult to run because the primary endpoint would be lymphoma progression–free survival, and the secondary would be Sjögren’s relapse and mortality, but it would take a lot of time,” he said.

He added, “It’s a reason why this retrospective study is important. Maybe if we had another retrospective study reaching the same conclusion, I think it would be very, very strong evidence.”

Funding for the case-control study came from the European Commission–Horizon 2020 program. The retrospective treatment study had no outside funding. Dr. Mariette disclosed financial relationships with AstraZeneca, Bristol-Myers Squibb, Galapagos, GlaxoSmithKline, Novartis, and Pfizer. Dr. Alderuccio, Dr. Goules, and Dr. Baer had no relevant relationships to disclose.

A version of this article first appeared on Medscape.com.

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Teclistamab Promising as a Treatment of Last Resort for Refractory Autoimmune Diseases

Article Type
Changed
Thu, 09/05/2024 - 13:36

 

TOPLINE: 

Teclistamab, a T-cell engager that targets B-cell maturation antigen (BCMA), improved disease activity in four patients with refractory autoimmune conditions. In a separately published case report, teclistamab treatment induced remission in a patient with refractory systemic lupus erythematosus (SLE).

BACKGROUND: 

  • Chimeric antigen receptor (CAR) T cells or T-cell engagers against CD19 have been effective in small studies of patients with treatment-resistant autoimmune diseases.
  • Some patients have disease rooted in long-lived plasma cells that express BCMA but not CD19, making them resistant to CD19 CAR T-cell therapy.
  • Teclistamab acts on T cells through CD3 and targets plasmablasts and plasma cells through BCMA.

METHODOLOGY:

  • In one case series, researchers administered teclistamab subcutaneously to four patients with autoimmune diseases resistant to more than five immunosuppressants, including rituximab.
  • Patient 1 had systemic sclerosis, patient 2 had primary Sjögren disease, patient 3 had idiopathic inflammatory myositis, and patient 4 had rheumatoid arthritis.
  • Researchers incrementally increased teclistamab dosage in an inpatient setting: 0.06 mg/kg on day 1, 0.3 mg/kg on day 3, and 1.5 mg/kg on day 5. Patients 2, 3, and 4 received one maintenance dose of 1.5 mg/kg after 4 weeks, and patient 1 received a 1.5-mg/kg dose after 12 weeks.
  • In the single case report, the patient with SLE received a step-up dosage of teclistamab (0.06 mg/kg and 0.3 mg/kg) followed by 0.8 mg/kg on day 7. She received 1.5 mg/kg at weeks 2 and 5.

TAKEAWAY: 

  • Teclistamab therapy led to significant improvements in disease activity in all four patients, with notable reductions in skin disease, arthritis, and lung function scores.
  • Teclistamab therapy had a good safety profile, with no neurotoxicity or myelotoxicity and only lower-grade cytokine release syndrome reported.
  • Researchers observed seroconversion of PM-Scl-75, PM-Scl-100, rheumatoid factor, and autoantibodies against mutated citrullinated vimentin and lower levels of autoantibodies ANA, MDAS, SS-A/Ro, SS-B/La, and PL-7 after treatment.
  • In the separate case report, the patient reached complete drug-free remission by week 6, as defined by the Systemic Lupus Erythematosus Disease Activity Index 2000.
  • The level of anti–double-stranded DNA antibodies in the patient with SLE decreased rapidly, reaching normal range by week 5 and remaining undetectable through week 16.

IN PRACTICE:

“These data show that the targeting of the plasma-cell compartment by a BCMA-targeted T-cell engager is feasible in patients with autoimmune disease. Whether such therapy results in sustained clinical remission warrants further study,” write the authors of the four-patient case series.

SOURCE: 

Melanie Hagen, MD, Friedrich Alexander University Erlangen–Nuremberg, Germany, and colleagues reported their case series online in The New England Journal of Medicine. Tobias Alexander, MD, and colleagues at Charité–Universitätsmedizin Berlin, Germany, also described their single case report in The New England Journal of Medicine.

 

 

LIMITATIONS:

The small number of patients limits the generalizability of the findings. The short duration of follow-up may not capture long-term effects and potential late-onset adverse events. The lack of a control group makes it difficult to attribute improvements solely to teclistamab therapy.

DISCLOSURES:

The four-patient case series was supported by grants from the Deutsche Forschungsgemeinschaft, Bundesministerium für Bildung und Forschung, and the European Union. The single case report was supported by grants from the Deutsche Forschungsgemeinschaft and the European Union. Several authors have disclosed financial relationships with pharmaceutical companies, including Janssen Biotech, which markets teclistamab.

This article was created using several editorial tools, including AI, as part of the process. Human editors reviewed this content before publication. A version of this article first appeared on Medscape.com.

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TOPLINE: 

Teclistamab, a T-cell engager that targets B-cell maturation antigen (BCMA), improved disease activity in four patients with refractory autoimmune conditions. In a separately published case report, teclistamab treatment induced remission in a patient with refractory systemic lupus erythematosus (SLE).

BACKGROUND: 

  • Chimeric antigen receptor (CAR) T cells or T-cell engagers against CD19 have been effective in small studies of patients with treatment-resistant autoimmune diseases.
  • Some patients have disease rooted in long-lived plasma cells that express BCMA but not CD19, making them resistant to CD19 CAR T-cell therapy.
  • Teclistamab acts on T cells through CD3 and targets plasmablasts and plasma cells through BCMA.

METHODOLOGY:

  • In one case series, researchers administered teclistamab subcutaneously to four patients with autoimmune diseases resistant to more than five immunosuppressants, including rituximab.
  • Patient 1 had systemic sclerosis, patient 2 had primary Sjögren disease, patient 3 had idiopathic inflammatory myositis, and patient 4 had rheumatoid arthritis.
  • Researchers incrementally increased teclistamab dosage in an inpatient setting: 0.06 mg/kg on day 1, 0.3 mg/kg on day 3, and 1.5 mg/kg on day 5. Patients 2, 3, and 4 received one maintenance dose of 1.5 mg/kg after 4 weeks, and patient 1 received a 1.5-mg/kg dose after 12 weeks.
  • In the single case report, the patient with SLE received a step-up dosage of teclistamab (0.06 mg/kg and 0.3 mg/kg) followed by 0.8 mg/kg on day 7. She received 1.5 mg/kg at weeks 2 and 5.

TAKEAWAY: 

  • Teclistamab therapy led to significant improvements in disease activity in all four patients, with notable reductions in skin disease, arthritis, and lung function scores.
  • Teclistamab therapy had a good safety profile, with no neurotoxicity or myelotoxicity and only lower-grade cytokine release syndrome reported.
  • Researchers observed seroconversion of PM-Scl-75, PM-Scl-100, rheumatoid factor, and autoantibodies against mutated citrullinated vimentin and lower levels of autoantibodies ANA, MDAS, SS-A/Ro, SS-B/La, and PL-7 after treatment.
  • In the separate case report, the patient reached complete drug-free remission by week 6, as defined by the Systemic Lupus Erythematosus Disease Activity Index 2000.
  • The level of anti–double-stranded DNA antibodies in the patient with SLE decreased rapidly, reaching normal range by week 5 and remaining undetectable through week 16.

IN PRACTICE:

“These data show that the targeting of the plasma-cell compartment by a BCMA-targeted T-cell engager is feasible in patients with autoimmune disease. Whether such therapy results in sustained clinical remission warrants further study,” write the authors of the four-patient case series.

SOURCE: 

Melanie Hagen, MD, Friedrich Alexander University Erlangen–Nuremberg, Germany, and colleagues reported their case series online in The New England Journal of Medicine. Tobias Alexander, MD, and colleagues at Charité–Universitätsmedizin Berlin, Germany, also described their single case report in The New England Journal of Medicine.

 

 

LIMITATIONS:

The small number of patients limits the generalizability of the findings. The short duration of follow-up may not capture long-term effects and potential late-onset adverse events. The lack of a control group makes it difficult to attribute improvements solely to teclistamab therapy.

DISCLOSURES:

The four-patient case series was supported by grants from the Deutsche Forschungsgemeinschaft, Bundesministerium für Bildung und Forschung, and the European Union. The single case report was supported by grants from the Deutsche Forschungsgemeinschaft and the European Union. Several authors have disclosed financial relationships with pharmaceutical companies, including Janssen Biotech, which markets teclistamab.

This article was created using several editorial tools, including AI, as part of the process. Human editors reviewed this content before publication. A version of this article first appeared on Medscape.com.

 

TOPLINE: 

Teclistamab, a T-cell engager that targets B-cell maturation antigen (BCMA), improved disease activity in four patients with refractory autoimmune conditions. In a separately published case report, teclistamab treatment induced remission in a patient with refractory systemic lupus erythematosus (SLE).

BACKGROUND: 

  • Chimeric antigen receptor (CAR) T cells or T-cell engagers against CD19 have been effective in small studies of patients with treatment-resistant autoimmune diseases.
  • Some patients have disease rooted in long-lived plasma cells that express BCMA but not CD19, making them resistant to CD19 CAR T-cell therapy.
  • Teclistamab acts on T cells through CD3 and targets plasmablasts and plasma cells through BCMA.

METHODOLOGY:

  • In one case series, researchers administered teclistamab subcutaneously to four patients with autoimmune diseases resistant to more than five immunosuppressants, including rituximab.
  • Patient 1 had systemic sclerosis, patient 2 had primary Sjögren disease, patient 3 had idiopathic inflammatory myositis, and patient 4 had rheumatoid arthritis.
  • Researchers incrementally increased teclistamab dosage in an inpatient setting: 0.06 mg/kg on day 1, 0.3 mg/kg on day 3, and 1.5 mg/kg on day 5. Patients 2, 3, and 4 received one maintenance dose of 1.5 mg/kg after 4 weeks, and patient 1 received a 1.5-mg/kg dose after 12 weeks.
  • In the single case report, the patient with SLE received a step-up dosage of teclistamab (0.06 mg/kg and 0.3 mg/kg) followed by 0.8 mg/kg on day 7. She received 1.5 mg/kg at weeks 2 and 5.

TAKEAWAY: 

  • Teclistamab therapy led to significant improvements in disease activity in all four patients, with notable reductions in skin disease, arthritis, and lung function scores.
  • Teclistamab therapy had a good safety profile, with no neurotoxicity or myelotoxicity and only lower-grade cytokine release syndrome reported.
  • Researchers observed seroconversion of PM-Scl-75, PM-Scl-100, rheumatoid factor, and autoantibodies against mutated citrullinated vimentin and lower levels of autoantibodies ANA, MDAS, SS-A/Ro, SS-B/La, and PL-7 after treatment.
  • In the separate case report, the patient reached complete drug-free remission by week 6, as defined by the Systemic Lupus Erythematosus Disease Activity Index 2000.
  • The level of anti–double-stranded DNA antibodies in the patient with SLE decreased rapidly, reaching normal range by week 5 and remaining undetectable through week 16.

IN PRACTICE:

“These data show that the targeting of the plasma-cell compartment by a BCMA-targeted T-cell engager is feasible in patients with autoimmune disease. Whether such therapy results in sustained clinical remission warrants further study,” write the authors of the four-patient case series.

SOURCE: 

Melanie Hagen, MD, Friedrich Alexander University Erlangen–Nuremberg, Germany, and colleagues reported their case series online in The New England Journal of Medicine. Tobias Alexander, MD, and colleagues at Charité–Universitätsmedizin Berlin, Germany, also described their single case report in The New England Journal of Medicine.

 

 

LIMITATIONS:

The small number of patients limits the generalizability of the findings. The short duration of follow-up may not capture long-term effects and potential late-onset adverse events. The lack of a control group makes it difficult to attribute improvements solely to teclistamab therapy.

DISCLOSURES:

The four-patient case series was supported by grants from the Deutsche Forschungsgemeinschaft, Bundesministerium für Bildung und Forschung, and the European Union. The single case report was supported by grants from the Deutsche Forschungsgemeinschaft and the European Union. Several authors have disclosed financial relationships with pharmaceutical companies, including Janssen Biotech, which markets teclistamab.

This article was created using several editorial tools, including AI, as part of the process. Human editors reviewed this content before publication. A version of this article first appeared on Medscape.com.

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Systemic Sclerosis Without Scleroderma Has Unique Severity, Prognosis

Article Type
Changed
Tue, 09/03/2024 - 12:42

 

TOPLINE:

Systemic sclerosis sine scleroderma (ssSSc) affects nearly 10% of patients with systemic sclerosis (SSc), with substantial internal organ involvement. Despite lacking skin fibrosis, patients with ssSSc are at a risk for interstitial lung disease, pulmonary arterial hypertension, and cardiac dysfunction.

METHODOLOGY:

  • Driven by a fatal case of ssSSc with cardiac involvement, researchers aimed to evaluate its prevalence, severity, and prognosis.
  • They conducted a systematic literature and qualitative synthesis of 35 studies on SSc cohorts from databases published between 1976 and 2023 that comprised data on the prevalence of SSc with or without organ involvement.
  • A total of 25,455 patients with SSc were included, with 2437 identified as having ssSSc.
  • Studies used various classification criteria for SSc, including the 1980 American Rheumatism Association criteria, 2001 LeRoy and Medsger criteria, and 2013 American College of Rheumatology/European League Against Rheumatism criteria, while ssSSc was classified on the basis of the definitions provided by Rodnan and Fennell and also Poormoghim.
  • The analysis focused on ssSSc prevalence, reclassification rates, and internal organ involvement, including interstitial lung disease, pulmonary arterial hypertension, scleroderma renal crisis, and cardiac dysfunction.

TAKEAWAY:

  • The overall mean prevalence of ssSSc was 9.6%, with a range of 0%-22.9% across different studies.
  • Reclassification rates of ssSSc into limited cutaneous SSc (lcSSc) or diffuse cutaneous SSc (dcSSc) varied substantially, with some studies reporting rates as high as 27.8% over a 4-year follow-up period.
  • The mean frequency of internal organ involvement in patients with ssSSc was 46% for interstitial lung disease, 15% for pulmonary arterial hypertension, 5% for scleroderma renal crisis, and 26.5% for cardiac dysfunction — mainly diastolic dysfunction.
  • The survival rates in patients with ssSSc were similar to those with lcSSc and better than those with dcSSc.

IN PRACTICE:

“The results presented herein suggest a slightly more severe yet similar clinical picture of ssSSc compared to lcSSc [limited cutaneous SSc], while dcSSc [diffuse cutaneous SSc] remains the most severe disease form,” the authors wrote. “Although classification criteria should not impact appropriate management of patients, updated ssSSc subclassification criteria, which will take into account time from disease onset, should be considered,” they further added.

SOURCE:

The study was led by Anastasios Makris, MD, First Department of Propaedeutic & Internal Medicine, National and Kapodistrian University of Athens, Medical School, Athens, Greece. It was published online on August 15, 2024, in The Journal of Rheumatology.

LIMITATIONS:

The variability in the classification criteria across different studies may affect the comparability of results. The included studies lacked data on cardiac MRI, restricting the identification of myocardial fibrosis patterns and characterization of cardiac disease activity.

DISCLOSURES:

The study did not receive any specific funding. Some authors disclosed having a consultancy relationship, serving as speakers, and receiving funding for research from multiple companies. One author reported having a patent and being a cofounder of CITUS AG.

This article was created using several editorial tools, including AI, as part of the process. Human editors reviewed this content before publication. A version of this article appeared on Medscape.com.

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TOPLINE:

Systemic sclerosis sine scleroderma (ssSSc) affects nearly 10% of patients with systemic sclerosis (SSc), with substantial internal organ involvement. Despite lacking skin fibrosis, patients with ssSSc are at a risk for interstitial lung disease, pulmonary arterial hypertension, and cardiac dysfunction.

METHODOLOGY:

  • Driven by a fatal case of ssSSc with cardiac involvement, researchers aimed to evaluate its prevalence, severity, and prognosis.
  • They conducted a systematic literature and qualitative synthesis of 35 studies on SSc cohorts from databases published between 1976 and 2023 that comprised data on the prevalence of SSc with or without organ involvement.
  • A total of 25,455 patients with SSc were included, with 2437 identified as having ssSSc.
  • Studies used various classification criteria for SSc, including the 1980 American Rheumatism Association criteria, 2001 LeRoy and Medsger criteria, and 2013 American College of Rheumatology/European League Against Rheumatism criteria, while ssSSc was classified on the basis of the definitions provided by Rodnan and Fennell and also Poormoghim.
  • The analysis focused on ssSSc prevalence, reclassification rates, and internal organ involvement, including interstitial lung disease, pulmonary arterial hypertension, scleroderma renal crisis, and cardiac dysfunction.

TAKEAWAY:

  • The overall mean prevalence of ssSSc was 9.6%, with a range of 0%-22.9% across different studies.
  • Reclassification rates of ssSSc into limited cutaneous SSc (lcSSc) or diffuse cutaneous SSc (dcSSc) varied substantially, with some studies reporting rates as high as 27.8% over a 4-year follow-up period.
  • The mean frequency of internal organ involvement in patients with ssSSc was 46% for interstitial lung disease, 15% for pulmonary arterial hypertension, 5% for scleroderma renal crisis, and 26.5% for cardiac dysfunction — mainly diastolic dysfunction.
  • The survival rates in patients with ssSSc were similar to those with lcSSc and better than those with dcSSc.

IN PRACTICE:

“The results presented herein suggest a slightly more severe yet similar clinical picture of ssSSc compared to lcSSc [limited cutaneous SSc], while dcSSc [diffuse cutaneous SSc] remains the most severe disease form,” the authors wrote. “Although classification criteria should not impact appropriate management of patients, updated ssSSc subclassification criteria, which will take into account time from disease onset, should be considered,” they further added.

SOURCE:

The study was led by Anastasios Makris, MD, First Department of Propaedeutic & Internal Medicine, National and Kapodistrian University of Athens, Medical School, Athens, Greece. It was published online on August 15, 2024, in The Journal of Rheumatology.

LIMITATIONS:

The variability in the classification criteria across different studies may affect the comparability of results. The included studies lacked data on cardiac MRI, restricting the identification of myocardial fibrosis patterns and characterization of cardiac disease activity.

DISCLOSURES:

The study did not receive any specific funding. Some authors disclosed having a consultancy relationship, serving as speakers, and receiving funding for research from multiple companies. One author reported having a patent and being a cofounder of CITUS AG.

This article was created using several editorial tools, including AI, as part of the process. Human editors reviewed this content before publication. A version of this article appeared on Medscape.com.

 

TOPLINE:

Systemic sclerosis sine scleroderma (ssSSc) affects nearly 10% of patients with systemic sclerosis (SSc), with substantial internal organ involvement. Despite lacking skin fibrosis, patients with ssSSc are at a risk for interstitial lung disease, pulmonary arterial hypertension, and cardiac dysfunction.

METHODOLOGY:

  • Driven by a fatal case of ssSSc with cardiac involvement, researchers aimed to evaluate its prevalence, severity, and prognosis.
  • They conducted a systematic literature and qualitative synthesis of 35 studies on SSc cohorts from databases published between 1976 and 2023 that comprised data on the prevalence of SSc with or without organ involvement.
  • A total of 25,455 patients with SSc were included, with 2437 identified as having ssSSc.
  • Studies used various classification criteria for SSc, including the 1980 American Rheumatism Association criteria, 2001 LeRoy and Medsger criteria, and 2013 American College of Rheumatology/European League Against Rheumatism criteria, while ssSSc was classified on the basis of the definitions provided by Rodnan and Fennell and also Poormoghim.
  • The analysis focused on ssSSc prevalence, reclassification rates, and internal organ involvement, including interstitial lung disease, pulmonary arterial hypertension, scleroderma renal crisis, and cardiac dysfunction.

TAKEAWAY:

  • The overall mean prevalence of ssSSc was 9.6%, with a range of 0%-22.9% across different studies.
  • Reclassification rates of ssSSc into limited cutaneous SSc (lcSSc) or diffuse cutaneous SSc (dcSSc) varied substantially, with some studies reporting rates as high as 27.8% over a 4-year follow-up period.
  • The mean frequency of internal organ involvement in patients with ssSSc was 46% for interstitial lung disease, 15% for pulmonary arterial hypertension, 5% for scleroderma renal crisis, and 26.5% for cardiac dysfunction — mainly diastolic dysfunction.
  • The survival rates in patients with ssSSc were similar to those with lcSSc and better than those with dcSSc.

IN PRACTICE:

“The results presented herein suggest a slightly more severe yet similar clinical picture of ssSSc compared to lcSSc [limited cutaneous SSc], while dcSSc [diffuse cutaneous SSc] remains the most severe disease form,” the authors wrote. “Although classification criteria should not impact appropriate management of patients, updated ssSSc subclassification criteria, which will take into account time from disease onset, should be considered,” they further added.

SOURCE:

The study was led by Anastasios Makris, MD, First Department of Propaedeutic & Internal Medicine, National and Kapodistrian University of Athens, Medical School, Athens, Greece. It was published online on August 15, 2024, in The Journal of Rheumatology.

LIMITATIONS:

The variability in the classification criteria across different studies may affect the comparability of results. The included studies lacked data on cardiac MRI, restricting the identification of myocardial fibrosis patterns and characterization of cardiac disease activity.

DISCLOSURES:

The study did not receive any specific funding. Some authors disclosed having a consultancy relationship, serving as speakers, and receiving funding for research from multiple companies. One author reported having a patent and being a cofounder of CITUS AG.

This article was created using several editorial tools, including AI, as part of the process. Human editors reviewed this content before publication. A version of this article appeared on Medscape.com.

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Risk for Giant Cell Arteritis Rises With Air Pollution Levels

Article Type
Changed
Wed, 09/11/2024 - 13:48

 

TOPLINE:

Exposure to environmental particulate matter ≤ 10 μm in diameter (PM10) is associated with an increased risk for giant cell arteritis, particularly in older individuals aged ≥ 70 years and those with prolonged exposure to high levels of air pollution.

METHODOLOGY:

  • Researchers conducted a retrospective case-crossover study to examine the association between exposure to airborne PM10 and the risk for giant cell arteritis and its ischemic complications.
  • They included 232 patients with giant cell arteritis (median age at diagnosis, 73 years; 69% women) from three hospitals in northern Italy between June 2013 to December 2021.
  • The hourly and daily average concentrations of PM10 were collected from the Italian monitoring network; patients’ exposure to PM10 was calculated using a space-time statistical model, incorporating meteorological variables, elevation, and proximity to main roads.
  • The mean follow-up time of this cohort was 38 months.

TAKEAWAY:

  • Every 10 μg/m3 increase in PM10 exposure in the preceding 60 days increased the incremental risk (IR) for giant cell arteritis by 27.1% (95% CI, 5.8-52.6).
  • This association was more pronounced (IR, 38.8%; 95% CI, 9.2-76.3) in the subgroup of patients aged ≥ 70 years.
  • The positive association between incident giant cell arteritis and concentrations of PM10 was seen only when patients were exposed to high concentrations of PM10 (26.9 ± 13.8 μg/m3) but not low concentrations (11.9 ± 7.9 μg/m3).
  • This study did not show any significant association between exposure to PM10 and ischemic complications.

IN PRACTICE:

“Exposure to PM10 in the 60 days preceding [giant cell arteritis] symptoms onset seems to be associated with an increased risk of developing the disease, especially in older individuals with prolonged exposure to high levels of air pollution,” the authors wrote.

SOURCE:

The study was led by Milena Bond, MD, Hospital of Bruneck, Teaching Hospital of the Paracelsus Medical University, Brunico, Italy, and was published online in Arthritis Care & Research.

LIMITATIONS:

The retrospective nature of the study may have introduced recall bias. The study did not include data for other particulate matter fractions or gaseous pollutants, which may have impacted the findings. The use of residential addresses at the time of diagnosis precluded assessment of potential recent relocations.

DISCLOSURES:

This study did not disclose any funding source. Some authors reported having financial relationships with multiple pharmaceutical companies.

This article was created using several editorial tools, including AI, as part of the process. Human editors reviewed this content before publication. A version of this article appeared on Medscape.com.

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TOPLINE:

Exposure to environmental particulate matter ≤ 10 μm in diameter (PM10) is associated with an increased risk for giant cell arteritis, particularly in older individuals aged ≥ 70 years and those with prolonged exposure to high levels of air pollution.

METHODOLOGY:

  • Researchers conducted a retrospective case-crossover study to examine the association between exposure to airborne PM10 and the risk for giant cell arteritis and its ischemic complications.
  • They included 232 patients with giant cell arteritis (median age at diagnosis, 73 years; 69% women) from three hospitals in northern Italy between June 2013 to December 2021.
  • The hourly and daily average concentrations of PM10 were collected from the Italian monitoring network; patients’ exposure to PM10 was calculated using a space-time statistical model, incorporating meteorological variables, elevation, and proximity to main roads.
  • The mean follow-up time of this cohort was 38 months.

TAKEAWAY:

  • Every 10 μg/m3 increase in PM10 exposure in the preceding 60 days increased the incremental risk (IR) for giant cell arteritis by 27.1% (95% CI, 5.8-52.6).
  • This association was more pronounced (IR, 38.8%; 95% CI, 9.2-76.3) in the subgroup of patients aged ≥ 70 years.
  • The positive association between incident giant cell arteritis and concentrations of PM10 was seen only when patients were exposed to high concentrations of PM10 (26.9 ± 13.8 μg/m3) but not low concentrations (11.9 ± 7.9 μg/m3).
  • This study did not show any significant association between exposure to PM10 and ischemic complications.

IN PRACTICE:

“Exposure to PM10 in the 60 days preceding [giant cell arteritis] symptoms onset seems to be associated with an increased risk of developing the disease, especially in older individuals with prolonged exposure to high levels of air pollution,” the authors wrote.

SOURCE:

The study was led by Milena Bond, MD, Hospital of Bruneck, Teaching Hospital of the Paracelsus Medical University, Brunico, Italy, and was published online in Arthritis Care & Research.

LIMITATIONS:

The retrospective nature of the study may have introduced recall bias. The study did not include data for other particulate matter fractions or gaseous pollutants, which may have impacted the findings. The use of residential addresses at the time of diagnosis precluded assessment of potential recent relocations.

DISCLOSURES:

This study did not disclose any funding source. Some authors reported having financial relationships with multiple pharmaceutical companies.

This article was created using several editorial tools, including AI, as part of the process. Human editors reviewed this content before publication. A version of this article appeared on Medscape.com.

 

TOPLINE:

Exposure to environmental particulate matter ≤ 10 μm in diameter (PM10) is associated with an increased risk for giant cell arteritis, particularly in older individuals aged ≥ 70 years and those with prolonged exposure to high levels of air pollution.

METHODOLOGY:

  • Researchers conducted a retrospective case-crossover study to examine the association between exposure to airborne PM10 and the risk for giant cell arteritis and its ischemic complications.
  • They included 232 patients with giant cell arteritis (median age at diagnosis, 73 years; 69% women) from three hospitals in northern Italy between June 2013 to December 2021.
  • The hourly and daily average concentrations of PM10 were collected from the Italian monitoring network; patients’ exposure to PM10 was calculated using a space-time statistical model, incorporating meteorological variables, elevation, and proximity to main roads.
  • The mean follow-up time of this cohort was 38 months.

TAKEAWAY:

  • Every 10 μg/m3 increase in PM10 exposure in the preceding 60 days increased the incremental risk (IR) for giant cell arteritis by 27.1% (95% CI, 5.8-52.6).
  • This association was more pronounced (IR, 38.8%; 95% CI, 9.2-76.3) in the subgroup of patients aged ≥ 70 years.
  • The positive association between incident giant cell arteritis and concentrations of PM10 was seen only when patients were exposed to high concentrations of PM10 (26.9 ± 13.8 μg/m3) but not low concentrations (11.9 ± 7.9 μg/m3).
  • This study did not show any significant association between exposure to PM10 and ischemic complications.

IN PRACTICE:

“Exposure to PM10 in the 60 days preceding [giant cell arteritis] symptoms onset seems to be associated with an increased risk of developing the disease, especially in older individuals with prolonged exposure to high levels of air pollution,” the authors wrote.

SOURCE:

The study was led by Milena Bond, MD, Hospital of Bruneck, Teaching Hospital of the Paracelsus Medical University, Brunico, Italy, and was published online in Arthritis Care & Research.

LIMITATIONS:

The retrospective nature of the study may have introduced recall bias. The study did not include data for other particulate matter fractions or gaseous pollutants, which may have impacted the findings. The use of residential addresses at the time of diagnosis precluded assessment of potential recent relocations.

DISCLOSURES:

This study did not disclose any funding source. Some authors reported having financial relationships with multiple pharmaceutical companies.

This article was created using several editorial tools, including AI, as part of the process. Human editors reviewed this content before publication. A version of this article appeared on Medscape.com.

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