An antinuclear antibody test checks to see if you have an autoimmune disorder, a condition where your immune system attacks your healthy cells. Learn more.

Aug 17, 2022 · Overview An ANA test detects antinuclear antibodies (ANA) in your blood. Your immune system normally makes antibodies to help you fight infection. In contrast, antinuclear …

Jul 31, 2025 · An antinuclear antibody (ANA) test looks for signs that your immune system is targeting your own cells. It can help diagnose autoimmune diseases.

The Antinuclear Antibody test, or ANA, is a blood test that can help diagnose autoimmune diseases like lupus. ANAs can bind and damage certain structures within a cell’s nucleus (1).

Dec 20, 2025 · An ANA blood test is used to find antinuclear antibodies that can be linked to autoimmune diseases. The test shows a positive result if fluorescent cells are observed under …

Nov 16, 2024 · The ANA test is a sensitive screening test used to detect autoimmune diseases. Learn how the ANA test procedure is performed and the interpretation of results determined.

May 8, 2023 · An ANA test is a blood test used to help determine whether someone has an autoimmune disorder, such as lupus or rheumatoid arthritis. Learn about the procedure, its …

Sep 2, 2022 · An antinuclear antibody test can help your doctor diagnose an autoimmune disease such as lupus. Find out how this blood test is done and what your results might mean.

Understand how the ANA blood test aids in identifying autoimmune diseases. Explore its application in diagnosing lupus, scleroderma, and more.

Information on antinuclear antibodies (ANA) and their role in rheumatic disease, how to test for them and what a positive result means.