Participation of nodoventricular bypass tract in tachycardia.
D001283:Atrioventricular Node / Q000503:physiopathology; D004562:Electrocardiography; D006329:Heart Conduction System / Q000503:physiopathology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D013610:Tachycardia / Q000209:etiology / Q000503:physiopathology*