A member asked:

If an autoimmune disease is in remission at the time of ana testing could the test be negative but possibly still have the disease. eg ra or sle ?

4 doctors weighed in across 2 answers

Yes: Autoantibody tests can sometimes become negative when the disease is in remission. However, the high likelihood is that the underlying disease is still present.

Answered 2/27/2013

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Yes: The anti-nuclear antibody (ANA) titer fluctuates over time, and it's also a test fraught with pitfalls within the lab, with results hard to reproduce even from day to day. I'm very glad you asked; this is a thoughtful and important question that touches on how tricky it is to manage these diseases. The key is treat the person, not the lab value.

Answered 6/10/2014

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