Normal splitting of the second heart sound in atrial septal defect.
D000328:Adult; D006328:Cardiac Catheterization; D004562:Electrocardiography; D006326:Heart Auscultation; D006345:Heart Septal Defects, Ventricular / Q000175:diagnosis* / Q000000981:diagnostic imaging; D006801:Humans; D008297:Male; D010701:Phonocardiography; D011859:Radiography; D012119:Respiration