<prompt> One of the following is the most specific cardiac anomaly of a newborn to a diabetic mother:VSDTransposition of great vesselsPDAPulmonic stenoisis  <response>: Congenital malformation in fetus of a diabetic mother : MC system involved in congenital malformation CVS CNS Most specific structural anomaly seen - caudal regression syndrome sacral agenesis Most specific cardiac anomaly seen in babes of diabetic mother - TGV 