<prompt> The most common cardiac defects seen in congenital rubella syndrome isPulmonary aery stenosis and coarctation of aoaVantricular septal defect VSD and patent ductus aesian PDAVSD and pulmonary aery stenosisPulmonary aery stenosis and PDA  <response>: Common cardiac defects in congenital rubella syndrome is PDA and PS. Ghai essential of pediatrics, eighth edition, p.no:401 