system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
A 60-year-old patient came with 4 episodes of massive bleeding per rectum. On examination the abdomen is soft and there is no tenderness, with bowel sounds being normal. The most likely diagnosis is
assistant
The correct answer is  (A) Diverticulitis # Diverticulitis, or inflammation of a diverticulum, is related to the retention of particulate material within the diverticular sac and the formation of a fecolith.> Consequently, the blood vessel is either compressed or eroded, leading to either perforation or bleeding