Only patients for whom the decision has already been made to initiate treatment with Enbrel® can be enrolled in this observational trial. These patients must have a proven diagnosis of Psoriatic Arthritis.

Read more: http://www.clinicaltrials.gov/ct2/show/NCT00293709?cond=%22Arthritis%22&lup_s=07/28/2011&lup_d=30