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': 'Bronchial adenoma commonly present as : \nSelect and explain. \nA. Recurrent hemoptysis, B. Cough, C. Dysponea, D. Chest pain', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Answer is A (Recurrent haemoptysis): Bronchial adenomas are hypervascular, and can bleed profusely. Recurrent haemoptysis is the most common manifestations. Bronchial adenomas include: Carcinoids : 80-90% Adenocystic tumors (cylindromas): 10 to 15%) Mucoepidermoid tumors : 2-3% Broncheal adenomas are hypervascular, and can bleed profusely. Recurrent haemoptysis is the most common manifestations. Others being, chronic cough, obstruction with atelectasis, lobar collapse, pneumonitis and abscess formation.', 'role': 'assistant'}]