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: Medicine
[{'content': 'Hepatomegaly with liver pulsation indicates: \nSelect and explain. \nA. TR, B. MR, C. Pulmonary hypeension, D. MS', 'role': 'user'}, {'content': "Answer: A \nExplanation: Answer is A (Tricuspid Regurgitation) Systolic pulsations of the liver and marked hepatomegaly are characteristic features of Tricuspid Regurgitation. `Hepatic pulsation in Tricuspid Regurgitation are caused by reversed systolic blood flow in the great veins' In about 2/3rd of patients with Tricuspid Regurgitation there is associated systolicpulsations of liver which may be considerably enlarged and tender'", 'role': 'assistant'}]