ANA by IFA, Reflex to 11-biomarker Profile, dsDNA, RNP, Sm, SS-A, SS-B, Scl-70, Chromatin, Jo-1, Centromere B, Sm/RNP, Ribosomal P by Multiplex Immunoassay Labcorp test 382965

This test detects antinuclear antibodies (ANA), which are proteins made by the immune system that can mistakenly attack the body's own tissues. It is useful for evaluating symptoms like chronic fatigue, joint pain, or fever that may indicate an autoimmune condition.