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: Pediatrics
In child, foreign body in lung - 
Select and explain. 
A. Rigid bronchoscopy, B. Chest x-ray, C. Flexible endoscopy, D. Direct laryngoscopy
A: Rigid bronchoscopy
Answer: A: Rigid bronchoscopy 
Explanation: Ans. is 'a' i.e., Rigid bronchoscopy o Treatment of choice is removal of foreign body by rigid bronchoscope with appropriate antibiotics.