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': 'Lymphangio myomatosis is characterized by all of the following except: \nSelect and explain. \nA. Post menopausal women, B. Recurrent chylous pleural effusions, C. Ascites, D. Recurrent spontaneous pneumothorax', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. Post menopausal women', 'role': 'assistant'}]