Print Complete Article View article with questions
Last updated Monday, December 27, 2004
Causes
The cause of psoriatic arthritis is not yet known. Since it is known to run in families, it may be partly inherited. But it is not contagious, so you can't catch it from anyone. Like other forms of arthritis, the body's immune system and the environment may also play a role in the disease.
This article is rated out of 5 stars (296 ratings).