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: Radiology
[{'content': 'Pruned tree appearance of pulmonary circulation is a feature of \nSelect and explain. \nA. Pulmonary stenosis, B. Pulmonary regurgitation, C. Pulmonary embolism, D. Pulmonary artery Hypertension', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Prunel tree appearance of pulmonary\xa0circulation in X-ray - Pulmonary artery hypertenion.\nPrunel tree appearance of pulmonary\xa0circulation in ERCP\xa0or MRCP\xa0- Primary scleroing\xa0cholangitis.', 'role': 'assistant'}]