title: Syncope: a tale of two triggers.
authors.affiliation: Division of Cardiology, Department of Medicine, University of Colorado Anschutz Medical Campus, Aurora.
authors.forename: David F
authors.initials: DF
authors.lastname: Katz
authors.forename: Paul D
authors.initials: PD
authors.lastname: Varosy
authors.forename: Frederick A
authors.initials: FA
authors.lastname: Masoudi
mesh_terms: D001919:Bradycardia / Q000150:complications / Q000175:diagnosis; D004305:Dose-Response Relationship, Drug; D004562:Electrocardiography; D006801:Humans; D008297:Male; D008691:Methadone / Q000008:administration & dosage / Q000009:adverse effects*; D008875:Middle Aged; D009294:Narcotics / Q000008:administration & dosage / Q000009:adverse effects*; D058850:Opiate Substitution Treatment; D009293:Opioid-Related Disorders / Q000188:drug therapy; D012008:Recurrence; D013575:Syncope / Q000209:etiology*; D016171:Torsades de Pointes / Q000150:complications* / Q000209:etiology; D014555:Urination Disorders / Q000150:complications / Q000209:etiology; D018879:Ventricular Premature Complexes / Q000150:complications / Q000175:diagnosis
chemical_list: D009294:Narcotics; D008691:Methadone