title: Electrocardiology teacher analysis and review. 4:3 atrioventricular Wenckebach exit block with (probable) Ashman phenomenon during junctional tachycardia.
authors.affiliation: Cardiology Division, University of Massachusetts Medical School, University Campus, 55 Lake Avenue North, Worcester, MA 01655, USA.
authors.forename: David H
authors.initials: DH
authors.lastname: Spodick
mesh_terms: D000368:Aged; D000369:Aged, 80 and over; D004562:Electrocardiography; D006327:Heart Block / Q000175:diagnosis* / Q000503:physiopathology / Q000628:therapy; D006329:Heart Conduction System / Q000473:pathology; D006801:Humans; D010138:Pacemaker, Artificial; D013613:Tachycardia, Ectopic Junctional / Q000175:diagnosis* / Q000503:physiopathology / Q000628:therapy