A case of colorectal malakoplakia in a patient with cytomegalovirus-associated refractory ulcerative colitis

A 55-year-old woman was diagnosed with severe pan-ulcerative colitis one month earlier and was started on prednisolone, 5-aminosalicylic acid, and infliximab.However, her condition remained refractory and was further complicated by cytomegalovirus (CMV) colitis.Consequently, she was transferred to our institution for further management.Colonoscopy revealed multiple deep ulcers with mucosal friability extending from the rectum to the tran-