A neonate suffering from respiratory distress, chest x- ray showing multiple air filled spaces, the DD is A/E :
Congenital lobar aplasia of lung.
Congenital lung cysts
Congenital adnomatoid malformation
Congenital diaphragmatic hernia
Ans. is 'a' i.e. congenital lobar aplasia of lung All the given options are cause of respiratory distress in a neonate. All except labor aplasia of lung show multiple air filled spaces on chest x-ray.
Imaging of Alveolar Lung Disease