Surgery Following aortic reconstruction, the viability of the sigmoid colon can most reliably be evaluated by A Intraoperative measurement of inferior mesenteric artery stump pressure B Intraoperative Doppler arterial signal in the sigmoid mesentery C Intraoperative observation of bowel peristalsis D Postoperative sigmoidoscopy 💡 Explanation Following aortic reconstruction, the viability of the sigmoid colon can most reliably be evaluated by ✓ Correct Answer: D. Postoperative sigmoidoscopy