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Antibody tests are a set of blood tests that check for specific antibodies to help clarify the diagnosis of lupus. They may also be called an ENA (extractable nuclear antibody) screen. They include:
These antibody tests are often positive in lupus and can provide support for a diagnosis if the clinical criteria are unclear or if the ANA test is negative but lupus is strongly suspected.
Anti-dsDNA tests can be repeated at intervals to monitor how the disease is progressing.
Adaptation Date: 2/24/2022
Adapted By: Alberta Health Services
Adaptation Reviewed By: Alberta Health Services
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