A member asked:

Psoriasis can b diagnosed by ana test or not?

5 doctors weighed in across 2 answers

No: But it can sometimes be useful to rule out other causes of a rash

Answered 12/17/2015

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Dr. Eric Chiang answered

Specializes in Rheumatology

No, it is : Often diagnosed clinically with physical exam and some cases may need skin biopsy to confirm.

Answered 9/5/2016

1.4k views

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