Which of the following is the gold standard test to diagnose his condition?
A. Pulmonary function testing with spirometry Wrong Choice!
B. Standard CT scan of the chest Wrong Choice!
C. Flexible fiber-optic bronchoscopy Correct Choice
D. Sputum for microbiological analysis Wrong Choice!
Answer:C
Which of the following is the gold standard test to diagnose his condition?
A. Pulmonary function testing with spirometry Wrong Choice! B. Standard CT scan of the chest Wrong Choice! C. Flexible fiber-optic bronchoscopy Correct Choice D. Sputum for microbiological analysis Wrong Choice!