Most common heart lesion in down syndrome:
a. Endocardial cushion defect(Ref: Nelson's 20/e p 610-614)Most common cardiac defect in Down syndrome is Endocardial cushion defect or Atrioventricular septal defect
Endocardial cushion defect
ASD with ostium secundum
VSD
Coarctation of aorta
Genetics And Genetic Disorders