November 5, 2019 Surgery Rate Doubles in Psoriatic Arthritis Patients with psoriatic arthritis have twice the rate of joint surgery when compared with the general population, with one-third of patients with this condition undergoing joint surgery, say researchers writing in Annals of the Rheumatic Diseases this month. Read more   ADVERTISEMENT New Treatment Option for Ulcerative Colitis The U.S. Food and Drug Administration has approved ustekinumab (Stelara, Janssen) for the treatment of adults with moderately to severely active ulcerative colitis, a condition that affects approximately 910,000 adults in the U.S. Read more   PsA Quiz: Nail Pitting and Onycholysis In this installment of the psoriatic arthritis quiz, we focus on nail pitting and onycholysis. How familiar are you with the characteristics associated with these two conditions? Read more