Surgery The indications of colonoscopy in a patient with ulcerative colitis are all of the following except A Diagnosis of the extent of inflammation B Differentiating it from Crohn's disease C Diagnosis of toxic megacolon D Monitoring the responds to treatment 💡 Explanation The indications of colonoscopy in a patient with ulcerative colitis are all of the following except ✓ Correct Answer: C. Diagnosis of toxic megacolon