This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Liver, Subject name: Surgery
[{'content': 'Pringles maneuver is clamping of - \nSelect and explain. \nA. Portal triad, B. Pulmonary hilum, C. Renal hilum, D. Splenic hilum', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Portal triad Pringle maneuvero If manual compression of the liver fails control hemorrhage, pringle maneuver is required to control bleeding.o Placing a non crushing vascular cramp across the sutures in the porta hepatitis to control bleeding.", 'role': 'assistant'}]