Infection, Immunity & Autoimmune Disease

ANA

Also called: Antinuclear antibody

What does ANA mean?

A group of autoantibodies directed against cell nuclei. A positive ANA is not by itself a diagnosis.

U.S. National Library of Medicine
Understanding Medical Words ↗ National Cancer Institute
Cancer Terms Dictionary ↗ CDC
Vaccine Glossary ↗

This is a plain-language Healthway explanation, not an individual diagnosis. The meaning of a term can change with the clinical context in which it appears.