This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: G.I.T, Subject name: Surgery
[{'content': 'Posterior perforated ulcer on pyloric antrum cause abscess formation in \nSelect and explain. \nA. Greater sac, B. Lesser sac, C. Pouch of morrison, D. Omental bursa', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Commonly gastric ulcer perforates in the lesser curve near the antrum perforates.amount of gas escaped is more than the perforated DU, malignancy should always be suspected and so biopsy from the edge is a must.commonly they are prepyloric in position.distal gastrectomy, including ulcer area, is better if the patient,s condition is ourable. Ref: SRB&;s manual of surgery,5 th ed, pg no 833', 'role': 'assistant'}]