Unknown General f068f2c0 True about ulcerative colitis are all except A 20% end up in colectomy. B The highest risk of UC requiring surgery is in 1st year. C Extra intestinal problems of UC are managed medically D Steroid dependent cases needs surgery. High-Yield Explanation Ref. Sabiston Textbook of Surgery. Pg. 1340 Extraintestinal manifestations of ulcerative colitis respond to colectomy except Primary sclerosing cholangitis .