A member asked:

What could cause positive ana 1:640. i have up mid back pain 1 yr and right flank pain ct of chest clear. mri ok. cbc ok. urine ok .metabolic ok.

A doctor has provided 1 answer

ANAs: Anas typically are not associated with back pain unless neurological symptoms are present to suggest an autoimmune process. The odds are in your favor that is a false positive ANA which is very common.

Answered 6/10/2014

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