Isolated ventricular septal defect with counterclockwise inscription on the frontal plane QRS.
D004562:Electrocardiography; D006327:Heart Block / Q000517:prevention & control*; D006330:Heart Defects, Congenital / Q000175:diagnosis*; D006345:Heart Septal Defects, Ventricular / Q000601:surgery*; D006801:Humans; D011183:Postoperative Complications / Q000517:prevention & control