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': 'A 40 year old man presented with repeated episodes of bronchospasm and hemoptysis. Chest X-ray revealed perihilar bronchiectasis. The most likely diagnosis is : \nSelect and explain. \nA. Sarcoidosis, B. Idiopathic pulmonary fibrosis, C. Extrinsic allergic alveolitis, D. Bronchopulmonary aspergillosis', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Answer is D (Bronchopulmonary Aspergillosis): Coexistence of repeated of bronchospasm (asthma), Central (perihilar) bronchiectasis and haemoptysis suggest a diagnosis of allergic bronchopuhnonary aspergillosis. The questions gives us three leads: bronchospasm, hemoptysis, bronchiectasis. Presence of repeated episodes of bronchospasm indicates towards a possible existence of asthma. Hemoptysis, central bronchiectasis are well known complications of Allergic Broncho Pulmonary Aspergillosis. All three of these features are consistent with the diagnosis of ABPA.', 'role': 'assistant'}]