title: Lyme myocarditis presenting as fascicular tachycardia with underlying complete heart block.
abstract: A case of Lyme myocarditis manifest as a fascicular tachycardia is presented. Subtle findings of heart block in the presence of preserved ventricular function led to the correct diagnosis in this otherwise healthy patient. Treatment with ceftriaxone resolved both abnormalities.
authors.affiliation: Section of Cardiovascular Medicine, Yale University School of Medicine, New Haven, Connecticut 06510, USA.
authors.forename: Y J
authors.initials: YJ
authors.lastname: Greenberg
authors.forename: J J
authors.initials: JJ
authors.lastname: Brennan
authors.forename: L E
authors.initials: LE
authors.lastname: Rosenfeld
mesh_terms: D000328:Adult; D002037:Bundle-Branch Block / Q000209:etiology*; D002443:Ceftriaxone / Q000627:therapeutic use; D002511:Cephalosporins / Q000627:therapeutic use; D004562:Electrocardiography; D006801:Humans; D008193:Lyme Disease / Q000150:complications* / Q000175:diagnosis / Q000188:drug therapy; D008297:Male; D009205:Myocarditis / Q000150:complications* / Q000175:diagnosis / Q000188:drug therapy / Q000382:microbiology; D013610:Tachycardia / Q000209:etiology*
chemical_list: D002511:Cephalosporins; D002443:Ceftriaxone