Everything to Know About ANA (Antinuclear Antibody) Test

 The immune system makes antibodies to fight infection, viruses, bacteria, etc. However, sometimes the immune system incorrectly identifies the person’s cells as foreign invaders and attacks them. It makes autoantibodies, a special antibody that damages cells and tissues in the body. If left untreated, autoantibodies can damage skin, joints, muscles, and many other parts of the body. The ANA test is used to look for autoantibodies or antinuclear antibodies in the blood. It helps doctors to detect some autoimmune diseases. Here is more about the ANA (Antinuclear Antibody) test.

Why the ANA Test is Done?

The ANA test is used for detecting any autoimmune disorders in a person’s body. It helps in the identification of diverse conditions, like:


Scleroderma – It is a rare disease affecting the blood, skin, organs, and vessels. 

Systemic Lupus Erythematosus (SLE) – It is a common type of Lupus – a chronic disease affecting diverse parts of the body such as the heart, lungs, kidneys, skin, joints, and brain. 

Sjögren's Syndrome – It is also a rare issue that damages the glands that produce saliva and tears.

Rheumatoid Arthritis – A health condition that affects joints in the body, causing stiffness and pain in feet, wrists, and hands.

Autoimmune Hepatitis – It is a liver disease that can lead to chronic inflammation or severe damage to the liver.

Addison Disease – It is an uncommon disease that happens when the body stops making enough of certain hormones, causing weakness and fatigue. 

Why Does an Individual Need the ANA Test?

The ANA test may indicate that a person has some specific autoimmune disorder or condition. The doctors order this test for those who experience any symptoms of autoimmune diseases, such as:

  • Light sensitivity

  • Joint and muscle pain

  • Weakness

  • Tiredness

  • Hair loss

  • Recurring or persistent fever

  • Rashes on the cheeks and nose 

  • Numbness in hands or feet

Test Procedure 

It is a simple blood test. A small blood sample is taken from the vein in an arm of the person and sent to the lab for analysis. If the test report is positive, the doctor will recommend further detailed tests to determine the correct condition. 

One can book the ANA test at a very reasonable price from any reliable lab in India.

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