Exam: Airway Malformations in Children Laryngomalacia Subglottic Stenosis Congenital Lung Malformations and Foreign Body Aspiration in Paediatrics
30:00
3
A newborn develops biphasic stridor immediately after birth. Symptoms worsen during respiratory infections. Bronchoscopy shows narrowing below the vocal cords. What is the most likely diagnosis?
A
Laryngomalacia
B
Congenital subglottic stenosis
C
Tracheal stenosis
D
Bronchial atresia