Atrioventricular junctional tachycardia with Wenckebach phenomenon.
D000293:Adolescent; D001283:Atrioventricular Node / Q000503:physiopathology*; D004562:Electrocardiography; D005260:Female; D006329:Heart Conduction System / Q000503:physiopathology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D012848:Sinoatrial Block / Q000503:physiopathology; D013610:Tachycardia / Q000503:physiopathology*; D013614:Tachycardia, Paroxysmal / Q000503:physiopathology; D013997:Time Factors