PT - JOURNAL ARTICLE AU - Iehab B. Alabed AU - Khalid A. Qushmaq AU - Muhammad A. Khan TI - Psoriasis induced by infliximab in a Saudi patient with ankylosing spondylitis DP - 2010 Sep 01 TA - Saudi Medical Journal PG - 1054--1056 VI - 31 IP - 9 4099 - http://smj.org.sa/content/31/9/1054.short 4100 - http://smj.org.sa/content/31/9/1054.full SO - Saudi Med J2010 Sep 01; 31 AB - Although the therapeutic uses of tumor necrosis factor alpha antagonists have added a highly effective treatment of ankylosing spondylitis and associated spondyloarthropathies, they are associated with many untoward effects. We describe a Saudi patient with ankylosing spondylitis who developed severe psoriatic lesions in treatment with infliximab. He had no personal, or family history of psoriasis, and no other triggering factors known to induce psoriasis.