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Psoriatic Arthritis (cont.)

Psoriatic Arthritis Causes

The cause of psoriatic arthritis is not known. It may have a combination of genetic (family), environmental, and immune causes. About 40% of people with psoriasis or psoriatic arthritis have a close relative with the condition. Some cases of psoriasis may be linked to infections.



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Psoriatic Arthritis »

In 1964, the American Rheumatism Association listed psoriatic arthritis as a clinical entity.

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