This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Surgery
[{'content': 'A patient has acute abdominal pain with blood and mucus in stool with palpable mass per abdomen is due to - \nSelect and explain. \nA. Meckels diverticulum, B. Volvulus, C. Intussusception, D. Hypertrophic pyloric stenosis', 'role': 'user'}, {'content': 'Answer: C \nExplanation: A syndrome of colicky pain, passage of blood per rectum and a palpable mass (the intussuscepted segment) is characteristic of intussusception.', 'role': 'assistant'}]