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– Patients with advanced Hodgkin lymphoma who have a metabolic response after the first two cycles of extended-dose(e)BEACOPP can be spared from undergoing more than two additional cycles of the highly intensive and toxic regimen, investigators from the German Hodgkin Study Group (GHSG) contend.

Among 1,005 patients with Hodgkin lymphoma who had negative PET scans after the second cycle of eBEACOPP (bleomycin, etoposide, doxorubicin, cyclophosphamide, prednisone, procarbazine), progression-free survival (PFS) was virtually identical whether patients were randomized to undergo a total of six-to-eight cycles or only four cycles, reported Peter Borchmann, MD, from the University of Cologne, Germany.

Neil Osterweil/Frontline Medical News
Dr. Peter Borchmann
In addition, for those patients with early metabolic responses, overall survival was slightly but significantly better for patients who underwent a total of four cycles than those who were subjected to six or eight cycles, he said at the annual congress of the European Hematology Association here.

“For patients with negative PET-2 after initial treatment with eBEACOPP. Therapy with only two additional cycles of eBEACOPP is very effective, obviously, very safe, very short – it just takes 12 weeks – and it’s affordable,” he said.

“When balancing efficacy and safety, results compare favorably with any other published treatment strategy so far. That’s why we recommend this treatment, PET-guided extended BEACOPP in patients with newly diagnosed, advanced-stage Hodgkin lymphoma,” he added.

Although most patients in the United States with newly diagnosed Hodgkin lymphoma receive ABVD (doxorubicin, bleomycin, vinblastine, and dacarbazine), BEACOPP is sometimes used for high-risk patients. BEACOPP is associated with considerable toxicities, however, including increased risk of secondary malignancies.

To see whether select patients could be cured with fewer cycles of therapy, the GHSG investigators designed the GHSG HD18 study in which patient with metabolic responses determined by fluorodeoxyglucose-PET after two eBEACOPP cycles were randomized to either two or six-to-eight additional cycles.

A total of 2,101 patients from the ages of 18-60 years with newly diagnosed advanced-stage Hodgkin lymphoma were enrolled from centers in Germany, Switzerland, Austria, the Czech Republic, and the Netherlands.

After the second cycle of therapy, patients underwent fluorodeoxyglucose-PET scans, and those with negative results were then randomized.

The trial was designed and powered for noninferiority of the shortened regimen, with a maximum allowable difference of 6%.

The trial met its primary endpoint and then some. After a median observation time of 53 months, the 5-year PFS rate for patients who received only four cycles was 91.2%, compared with 91.8% for patients who underwent six-to-eight cycles. As shown on a Kaplan-Meier curve, the two lines were superimposable and virtually impossible to tell apart.

Interestingly, 5-year overall survival was significantly better with the shorter, less toxic regimen, at 97.6% vs. 95.4%, respectively, translating into a hazard ratio favoring the shorter regimen of 0.36 (P = .006).

In addition, the four-cycle regimen was associated with fewer severe infections (8% vs 15%), and lower degrees of organ toxicity (8% vs. 18%). In addition, the rate of secondary acute myeloid leukemia or the myelodysplastic syndrome was 0.4% among the 501 patients treated with only four cycles, compared with 1.6% for the 504 patients who received six to eight cycles.

There were no treatment-related deaths among patients who underwent four cycles, compared with six deaths among patients treated with additional cycles.

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– Patients with advanced Hodgkin lymphoma who have a metabolic response after the first two cycles of extended-dose(e)BEACOPP can be spared from undergoing more than two additional cycles of the highly intensive and toxic regimen, investigators from the German Hodgkin Study Group (GHSG) contend.

Among 1,005 patients with Hodgkin lymphoma who had negative PET scans after the second cycle of eBEACOPP (bleomycin, etoposide, doxorubicin, cyclophosphamide, prednisone, procarbazine), progression-free survival (PFS) was virtually identical whether patients were randomized to undergo a total of six-to-eight cycles or only four cycles, reported Peter Borchmann, MD, from the University of Cologne, Germany.

Neil Osterweil/Frontline Medical News
Dr. Peter Borchmann
In addition, for those patients with early metabolic responses, overall survival was slightly but significantly better for patients who underwent a total of four cycles than those who were subjected to six or eight cycles, he said at the annual congress of the European Hematology Association here.

“For patients with negative PET-2 after initial treatment with eBEACOPP. Therapy with only two additional cycles of eBEACOPP is very effective, obviously, very safe, very short – it just takes 12 weeks – and it’s affordable,” he said.

“When balancing efficacy and safety, results compare favorably with any other published treatment strategy so far. That’s why we recommend this treatment, PET-guided extended BEACOPP in patients with newly diagnosed, advanced-stage Hodgkin lymphoma,” he added.

Although most patients in the United States with newly diagnosed Hodgkin lymphoma receive ABVD (doxorubicin, bleomycin, vinblastine, and dacarbazine), BEACOPP is sometimes used for high-risk patients. BEACOPP is associated with considerable toxicities, however, including increased risk of secondary malignancies.

To see whether select patients could be cured with fewer cycles of therapy, the GHSG investigators designed the GHSG HD18 study in which patient with metabolic responses determined by fluorodeoxyglucose-PET after two eBEACOPP cycles were randomized to either two or six-to-eight additional cycles.

A total of 2,101 patients from the ages of 18-60 years with newly diagnosed advanced-stage Hodgkin lymphoma were enrolled from centers in Germany, Switzerland, Austria, the Czech Republic, and the Netherlands.

After the second cycle of therapy, patients underwent fluorodeoxyglucose-PET scans, and those with negative results were then randomized.

The trial was designed and powered for noninferiority of the shortened regimen, with a maximum allowable difference of 6%.

The trial met its primary endpoint and then some. After a median observation time of 53 months, the 5-year PFS rate for patients who received only four cycles was 91.2%, compared with 91.8% for patients who underwent six-to-eight cycles. As shown on a Kaplan-Meier curve, the two lines were superimposable and virtually impossible to tell apart.

Interestingly, 5-year overall survival was significantly better with the shorter, less toxic regimen, at 97.6% vs. 95.4%, respectively, translating into a hazard ratio favoring the shorter regimen of 0.36 (P = .006).

In addition, the four-cycle regimen was associated with fewer severe infections (8% vs 15%), and lower degrees of organ toxicity (8% vs. 18%). In addition, the rate of secondary acute myeloid leukemia or the myelodysplastic syndrome was 0.4% among the 501 patients treated with only four cycles, compared with 1.6% for the 504 patients who received six to eight cycles.

There were no treatment-related deaths among patients who underwent four cycles, compared with six deaths among patients treated with additional cycles.

 

– Patients with advanced Hodgkin lymphoma who have a metabolic response after the first two cycles of extended-dose(e)BEACOPP can be spared from undergoing more than two additional cycles of the highly intensive and toxic regimen, investigators from the German Hodgkin Study Group (GHSG) contend.

Among 1,005 patients with Hodgkin lymphoma who had negative PET scans after the second cycle of eBEACOPP (bleomycin, etoposide, doxorubicin, cyclophosphamide, prednisone, procarbazine), progression-free survival (PFS) was virtually identical whether patients were randomized to undergo a total of six-to-eight cycles or only four cycles, reported Peter Borchmann, MD, from the University of Cologne, Germany.

Neil Osterweil/Frontline Medical News
Dr. Peter Borchmann
In addition, for those patients with early metabolic responses, overall survival was slightly but significantly better for patients who underwent a total of four cycles than those who were subjected to six or eight cycles, he said at the annual congress of the European Hematology Association here.

“For patients with negative PET-2 after initial treatment with eBEACOPP. Therapy with only two additional cycles of eBEACOPP is very effective, obviously, very safe, very short – it just takes 12 weeks – and it’s affordable,” he said.

“When balancing efficacy and safety, results compare favorably with any other published treatment strategy so far. That’s why we recommend this treatment, PET-guided extended BEACOPP in patients with newly diagnosed, advanced-stage Hodgkin lymphoma,” he added.

Although most patients in the United States with newly diagnosed Hodgkin lymphoma receive ABVD (doxorubicin, bleomycin, vinblastine, and dacarbazine), BEACOPP is sometimes used for high-risk patients. BEACOPP is associated with considerable toxicities, however, including increased risk of secondary malignancies.

To see whether select patients could be cured with fewer cycles of therapy, the GHSG investigators designed the GHSG HD18 study in which patient with metabolic responses determined by fluorodeoxyglucose-PET after two eBEACOPP cycles were randomized to either two or six-to-eight additional cycles.

A total of 2,101 patients from the ages of 18-60 years with newly diagnosed advanced-stage Hodgkin lymphoma were enrolled from centers in Germany, Switzerland, Austria, the Czech Republic, and the Netherlands.

After the second cycle of therapy, patients underwent fluorodeoxyglucose-PET scans, and those with negative results were then randomized.

The trial was designed and powered for noninferiority of the shortened regimen, with a maximum allowable difference of 6%.

The trial met its primary endpoint and then some. After a median observation time of 53 months, the 5-year PFS rate for patients who received only four cycles was 91.2%, compared with 91.8% for patients who underwent six-to-eight cycles. As shown on a Kaplan-Meier curve, the two lines were superimposable and virtually impossible to tell apart.

Interestingly, 5-year overall survival was significantly better with the shorter, less toxic regimen, at 97.6% vs. 95.4%, respectively, translating into a hazard ratio favoring the shorter regimen of 0.36 (P = .006).

In addition, the four-cycle regimen was associated with fewer severe infections (8% vs 15%), and lower degrees of organ toxicity (8% vs. 18%). In addition, the rate of secondary acute myeloid leukemia or the myelodysplastic syndrome was 0.4% among the 501 patients treated with only four cycles, compared with 1.6% for the 504 patients who received six to eight cycles.

There were no treatment-related deaths among patients who underwent four cycles, compared with six deaths among patients treated with additional cycles.

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Key clinical point: For patients with newly diagnosed advanced Hodgkin lymphoma with PET-confirmed metabolic responses, four cycles of BEACOPP were at least as good as six to eight cycles for progression-free and overall survival.

Major finding: 5-year overall survival with four cycles of extended-dose BEACOPP was 97.6%, compared with. 95.4% for six to eight cycles (P = .006).

Data source: Randomized trial in 1,005 patients with newly diagnosed Hodgkin lymphoma from five European nations.

Disclosures: The study was supported by German Cancer Aid, the Swiss State Secretariate for Education, Research and Innovation, and by Roche Pharma AG. Dr. Borchmann reported having no relevant disclosures.