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Concurrent or sequential enzyme immunoassays can now be conducted to diagnose Lyme disease, according to the U.S. Food and Drug Administration.

Four previously cleared tests are now approved by the agency for marketing with new indications as part of the revised diagnostic approach. Previously, the two-step diagnostic process consisted of an initial enzyme immunoassay followed by a Western blot test.

“With today’s action, clinicians have a new option to test for Lyme that is easier to interpret by a clinical laboratory due to the streamlined method of conducting the test. These tests may improve confidence in diagnosing a patient for a condition that requires the earliest possible treatment to ensure the best outcome for patients,” Tim Stenzel, MD, PhD, director of the Office of In Vitro Diagnostics and Radiological Health in the FDA’s Center for Devices and Radiologic Health, said in a press release announcing the newly approved approach.

The modified two-tier enzyme immunoassay approach was found to be as accurate for assessing exposure to Borrelia burgdorferi as the standard immunoassay followed by Western blot test in an FDA review of data from clinical studies using the following ZEUS Scientific ELISA Test Systems: Borrelia VlsE1/pepC10 IgG/IgM; Borrelia burgdorferi IgG/IgM; Borrelia burgdorferi IgM; and Borrelia burgdorferi IgG.

The recommendations of the Centers for Disease Control and Prevention should be followed for the diagnosis of Lyme disease and for determining when laboratory tests are appropriate, the FDA statement said. In 2017, the last year for which the CDC published data, a total of 42,743 confirmed and probable cases of Lyme disease were reported, an increase of 17% from 2016.

The FDA granted clearance of the ZEUS ELISA enzyme immunoassay tests to ZEUS Scientific.

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Concurrent or sequential enzyme immunoassays can now be conducted to diagnose Lyme disease, according to the U.S. Food and Drug Administration.

Four previously cleared tests are now approved by the agency for marketing with new indications as part of the revised diagnostic approach. Previously, the two-step diagnostic process consisted of an initial enzyme immunoassay followed by a Western blot test.

“With today’s action, clinicians have a new option to test for Lyme that is easier to interpret by a clinical laboratory due to the streamlined method of conducting the test. These tests may improve confidence in diagnosing a patient for a condition that requires the earliest possible treatment to ensure the best outcome for patients,” Tim Stenzel, MD, PhD, director of the Office of In Vitro Diagnostics and Radiological Health in the FDA’s Center for Devices and Radiologic Health, said in a press release announcing the newly approved approach.

The modified two-tier enzyme immunoassay approach was found to be as accurate for assessing exposure to Borrelia burgdorferi as the standard immunoassay followed by Western blot test in an FDA review of data from clinical studies using the following ZEUS Scientific ELISA Test Systems: Borrelia VlsE1/pepC10 IgG/IgM; Borrelia burgdorferi IgG/IgM; Borrelia burgdorferi IgM; and Borrelia burgdorferi IgG.

The recommendations of the Centers for Disease Control and Prevention should be followed for the diagnosis of Lyme disease and for determining when laboratory tests are appropriate, the FDA statement said. In 2017, the last year for which the CDC published data, a total of 42,743 confirmed and probable cases of Lyme disease were reported, an increase of 17% from 2016.

The FDA granted clearance of the ZEUS ELISA enzyme immunoassay tests to ZEUS Scientific.

Concurrent or sequential enzyme immunoassays can now be conducted to diagnose Lyme disease, according to the U.S. Food and Drug Administration.

Four previously cleared tests are now approved by the agency for marketing with new indications as part of the revised diagnostic approach. Previously, the two-step diagnostic process consisted of an initial enzyme immunoassay followed by a Western blot test.

“With today’s action, clinicians have a new option to test for Lyme that is easier to interpret by a clinical laboratory due to the streamlined method of conducting the test. These tests may improve confidence in diagnosing a patient for a condition that requires the earliest possible treatment to ensure the best outcome for patients,” Tim Stenzel, MD, PhD, director of the Office of In Vitro Diagnostics and Radiological Health in the FDA’s Center for Devices and Radiologic Health, said in a press release announcing the newly approved approach.

The modified two-tier enzyme immunoassay approach was found to be as accurate for assessing exposure to Borrelia burgdorferi as the standard immunoassay followed by Western blot test in an FDA review of data from clinical studies using the following ZEUS Scientific ELISA Test Systems: Borrelia VlsE1/pepC10 IgG/IgM; Borrelia burgdorferi IgG/IgM; Borrelia burgdorferi IgM; and Borrelia burgdorferi IgG.

The recommendations of the Centers for Disease Control and Prevention should be followed for the diagnosis of Lyme disease and for determining when laboratory tests are appropriate, the FDA statement said. In 2017, the last year for which the CDC published data, a total of 42,743 confirmed and probable cases of Lyme disease were reported, an increase of 17% from 2016.

The FDA granted clearance of the ZEUS ELISA enzyme immunoassay tests to ZEUS Scientific.

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