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: Pathology
[{'content': "A patient has just been admitted to hospital for observation. Based on patient's laboratory results. What is the patient's primary problem?Hematocrit 45%Hemoglobin 16g/dlPlatelets 50×109/L \nSelect and explain. \nA. Hemochromatosis, B. Deep vein thrombosis, C. Hepatic vein thrombosis, D. Recurrent nose bleeds", 'role': 'user'}, {'content': 'Answer: D \nExplanation: Due to low platelet count of 50×109/L. There is recurrent nose bleeds\n\tNormal platelet count = 1,50,000 - 4,00,000/ L', 'role': 'assistant'}]