Upright T wave in V1: a useful diagnostic sign of mild pulmonic valve stenosis in children.
D000790:Angiocardiography; D006328:Cardiac Catheterization; D002648:Child; D002675:Child, Preschool; D002932:Cineangiography; D003937:Diagnosis, Differential; D004562:Electrocardiography; D006344:Heart Septal Defects, Atrial / Q000175:diagnosis; D006801:Humans; D011666:Pulmonary Valve Stenosis / Q000175:diagnosis*