This is a phase 4, multicenter, randomized, non-therapeutic interventional trial in subjects with psoriasis looking for the prevalence of psoriatic arthritis. Subjects will be seen and evaluated by a dermatologist at visit 1 and by a rheumatologist at visit 2. A subset of subjects will then go on to visit 3 for imaging procedures (x-ray, MRI, and ultrasound).

Read more: http://www.clinicaltrials.gov/ct2/show/NCT01147874?cond=%22Arthritis%22&lup_s=07/28/2011&lup_d=30