Most common hea lesion in down syndrome
Ans. is 'a' i.e., ASD with ostium primum About 40% children with down syndrome have congenital hea disease. Endocardial cushion defect (ASD with ostium primum) account for 40-60% of cases.
ASD with ostium primum
ASD with ostium secundum
VSD
Coaection of aoa