Paediatrics – MCQ 46 – Left atrial enlargement

ln which of the following conditions left atrium is not enlarged:
A. Ventricular septal defect
B. Atrial septal defect
C. Aortopulmonary window
D. Patent ductus arteriosus

Correct answer : B. Atrial septal defect

Right atrium and ventricle is enlarged in ASD. Left atrium can enlarge once Eisenmenger’s syndrome develops.