Q5:A 25-year-old white man presents to the emergency department with diarrhea, weight loss of 4.5 kg (10.0 lb) over the preceding 2 months, and RLQ pain. His temperature is 38.2°C (100.7°F), heart rate is 82/min, and blood pressure is 110/70 mmHg

Q5:A 25-year-old white man presents to the emergency department with diarrhea, weight loss of 4.5 kg (10.0 lb) over the preceding 2 months, and RLQ pain. His temperature is 38.2°C (100.7°F), heart rate is 82/min, and blood pressure is 110/70 mmHg. Abdominal examination reveals mild tenderness with no rebound tenderness, and a mass is palpated in the RLQ. His stool tests positive for occult blood. Subsequent colonoscopy reveals erythematous, friable mucosa with ulcerations in a longitudinal distribution. The ulcerations are segmental and interspersed with intervening normal mucosa. Colonic biopsies show a dense inflammatory infiltrate with neutrophils and mononuclear cells. The patient should be informed of which of the following? A. Antibiotics have been shown to benefit patients with his condition B. Appendectomy should be scheduled C. Curative proctocolectomy with ileoanal anastomosis is indicated at this time D. Toxic megacolon is a frequent complication of his disease E. Trial gluten-free diet is indicated