Exam: Airway Malformations in Children Laryngomalacia Subglottic Stenosis Congenital Lung Malformations and Foreign Body Aspiration in Paediatrics
30:00
16
A neonate with congenital lobar emphysema shows progressive respiratory distress with mediastinal shift on imaging. What pathophysiologic mechanism explains this condition?
A
Bronchial cartilage weakness causing air trapping
B
Pulmonary artery stenosis
C
Surfactant deficiency
D
Pleural effusion