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: ENT
MC cause of intermittent stridor in a 10-day-old child sholy after bih is: 
Select and explain. 
A. Laryngomalacia, B. Foreign body, C. Vocal nodule, D. Hyperophy of turbinate
A: Laryngomalacia
Answer: A: Laryngomalacia 
Explanation: Laryngomalacia is the most common cause of inspiratory stridor in neonates. The stridor in case of laryngomalacia is not constantly present, rather it is intermittent. So laryngomalacia is also the M/C cause of intermittent stridor in neonates.