This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Pneumonia, Bronchiectasis, and Lung Abscess, Subject name: Medicine
IOC for Bronchiectasis : 
Select and explain. 
A. HRCT scan, B. Spiral CT, C. Bronchoscopy, D. Pulmonary angiography
A: HRCT scan
Answer: A: HRCT scan 
Explanation: Ans.(a) HRCT scanRef: Harrison 19th ed. / 308e-3f 1694* The best test to evaluate the destruction and dilatation of large airways which are filled with pus in Bronchiectasis is HRCT* Spiral CT is preferred for pulmonary embolism* Pulmonary angiography is done for lung sequestration and is gold standard for pulmonary embolism.