This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Respiratory system, Subject name: Medicine
[{'content': 'Normal PCWP with pulmonary edema is seen in? \nSelect and explain. \nA. Left atrial myxoma, B. High altitude, C. Mitral stenosis, D. LV systolic dysfunction', 'role': 'user'}, {'content': 'Answer: B \nExplanation: In Lv dysfunction and MS there will increase in pcwp with pulmonary edema . Normal pcwp withpulmonary edema is seen in Non cardiogenic pulmonary edema like ARDS,HIGH ALTITIDE ,Rapid evacuation of pneumothorax /hemothorax.', 'role': 'assistant'}]