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': 'Pulmonary edema associated with normal PCWP is observed. Which of these is not a cause: \nSelect and explain. \nA. High altitude, B. Cocaine overdose, C. Post cardiopulmonary bypass, D. Bilateral renal aery stenosis', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Answer is D (Bilateral Renal Aery Stenosis) Bilateral Renal Aery Stenosis is not a cause for pulmonary edema with normal PCWP High Altitude, narcotic overdose (Cocaine overdose),and cardiopulmonary bypass are all know causes for pulmonary edema with normal PCWP.', 'role': 'assistant'}]