You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is Bronchial adenoma commonly present as : and explain in detail?
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.