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Rheumatology Edition | When Are Rheumatology Lab Tests Indicated?

Mayo Clinic Talks

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Understanding ANA and ANCA Tests

This chapter examines the anti-nuclear antibody (ANA) test, its significance in diagnosing autoimmune diseases, and the potential for positive results in healthy individuals. It also discusses anti-neutrophil cytoplasmic antibodies (ANCA) tests, their methodologies, and the implications of positive results in conditions like vasculitis. The importance of clinical context and appropriate testing methods in diagnosing rheumatological conditions is emphasized throughout the chapter.

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