ANA patterns: The ANA test is used to screen people for a variety of autoimmune disorders There arefour different patterns that can be observed which can be helpful in narrowing down the different autoimmune disorder possibilities. Titers are often reported and followed over time to analyze the course of a possible illness. ANA is a screening test, and somewhat controversial due to frequent false positives.
Answered 12/12/2019
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Not much info added: Diffuse and speckled antinuclear antibodies are the least specific. These tests by themselves themselves can range from normal to many disorders. Only the doctor ordering can interpret.
Answered 11/30/2019
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