 case interventricular septal defect dextrocardia situ inversu treat surgeri case interventricular septal defect associ situ inversu dextrocardia twenti year male patient present discuss three type dextrocardi complex emphasi rariti occurr intracardiac anomali true mirror-imag dextrocardia total situ inversu comment kartagen's syndrom exclud appropri radiograph procedur case closur interventricular septal defect extracorpor circul perform moder hypothermia 