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Quest / Inflammation & Immune Markers
ANA Screen, IFA, Reflex Titer/Pattern, and Reflex to...
The ANA (Antinuclear Antibody) Screen checks for autoantibodies that target the nucleus of your own cells — which can be a sign of an autoimmune disease. This version of the test uses IFA (Indirect Fluorescent Antibody), the gold standard method, and includes a reflex titer and pattern if the initial screen is positive. These follow-up details help identify the likelihood and type of autoimmune condition.
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What this lab measures
The ANA (Antinuclear Antibody) Screen checks for autoantibodies that target the nucleus of your own cells — which can be a sign of an autoimmune disease. This version of the test uses IFA (Indirect Fluorescent Antibody), the gold standard method, and includes a reflex titer and pattern if the initial screen is positive. These follow-up details help identify the likelihood and type of autoimmune condition.
How testing works
Order online
Choose your marker and add a brief medical history so your result has context from the first draw.
Visit a partner lab
Take your order to a certified Quest location for a short blood draw.
Clinician review
A licensed clinician reviews your result and shares clear interpretation with next steps.
FAQ
After ordering, visit a certified Quest partner location for a short blood draw. No insurance is required.
Feelrx / Start here
Know your baseline.
Order a panel online, draw at a certified partner lab, and receive a clear clinician review.
Coming Soon