This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Imaging of Alveolar Lung Disease, Subject name: Radiology
A young man with tuberculosis presents with massive recurrent hemoptysis. For angiographic treatment which vascular structure should be evaluated first 
Select and explain. 
A. Pulmonary artery, B. Bronchial artery, C. Pulmonary vein, D. Superior vena cava
B: Bronchial artery
Answer: B: Bronchial artery 
Explanation: Ans. is 'b' i.e., Bronchial artery Most common vessel responsible for the hemoptysis in TB (or even in Bronchitis, Bronchiectasis, or Bronchogenic carcinoma) are the bronchial arteriesSchwartz surgery writes - "As with lung abscess and bronchiectasis, the intense inflammatory process in the periphery of a tuberculous cavity tends to promote hypertrophy of bronchial arterial and pulmonary arterial branches. These may be eroded by the necrotizing processin the centre of the cavity to produce hemoptysis. The vessel responsible is most frequently a dilated bronchial arterial branch, referred to as a Rasmussen aneurysm"