[Case of bidirectional tachycardia--studies using His bundle electrocardiography and myocardial biopsy].
D000328:Adult; D001706:Biopsy; D002036:Bundle of His / Q000503:physiopathology*; D004562:Electrocardiography; D006329:Heart Conduction System / Q000503:physiopathology*; D006352:Heart Ventricles; D006801:Humans; D008297:Male; D009206:Myocardium / Q000473:pathology*; D013610:Tachycardia / Q000473:pathology / Q000503:physiopathology*