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The Link Between PsO and PsA, Explained (


If you have psoriasis, then it’s likely that you’ve heard of its unofficial sister condition: psoriatic arthritis. Both are chronic autoimmune disorders characterized by inflammation in the body, with the main difference being that psoriasis (PsO) manifests itself on the skin, while psoriatic arthritis (PsA) presents itself via joint pain, swelling, and stiffness of the limbs. 

Despite their similarities, psoriasis and psoriatic arthritis are distinct conditions. Dr. Adam Friedman, board-certified dermatologist and chair of the department of dermatology comments on the differences of these two conditions.

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