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 antibodies often …

An ANA test is a blood test that looks for antinuclear antibodies in your blood. Antibodies are proteins that your immune system makes to fight foreign substances, like viruses and bacteria.

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).

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

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.

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.

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.

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 a …

In a study performed in the Mayo Clinic Antibody Immunology Laboratory, no significant differences were demonstrated between ANA IFA and ANA enzyme-linked immunosorbent assay (ELISA) for a …

Aug 20, 2021 · The most common antibody test is called the antinuclear antibody (ANA) test. What is the ANA test? Everyone has antibodies that fight off illness, but if you have lupus, you may also have …