title: Paroxysmal atrioventricular block precipitated by an atrial premature beat. What is the mechanism?
authors.affiliation: Florida heart Rhythm Institute, Tampa, FL, USA. ssbarold@aol.com
authors.forename: S Serge
authors.initials: SS
authors.lastname: Barold
authors.forename: Roland X
authors.initials: RX
authors.lastname: Stroobandt
mesh_terms: D000318:Adrenergic beta-Agonists / Q000008:administration & dosage; D000368:Aged; D018880:Atrial Premature Complexes / Q000150:complications* / Q000175:diagnosis* / Q000188:drug therapy / Q000503:physiopathology; D054537:Atrioventricular Block / Q000175:diagnosis* / Q000188:drug therapy / Q000209:etiology* / Q000503:physiopathology; D004562:Electrocardiography / Q000379:methods; D005260:Female; D006329:Heart Conduction System / Q000187:drug effects / Q000503:physiopathology; D006801:Humans; D007545:Isoproterenol / Q000008:administration & dosage; D011237:Predictive Value of Tests; D012680:Sensitivity and Specificity; D016896:Treatment Outcome
chemical_list: D000318:Adrenergic beta-Agonists; D007545:Isoproterenol