title: Atypical Response to Diagnostic Maneuvers in a Narrow QRS Tachycardia: What is the Mechanism?
authors.affiliation: Cardiology Department, University Hospital Ramón y Cajal, Madrid, Spain.
authors.forename: Eduardo
authors.initials: E
authors.lastname: Franco
authors.affiliation: Cardiology Department, University Hospital Ramón y Cajal, Madrid, Spain.
authors.forename: Roberto
authors.initials: R
authors.lastname: Matia
authors.affiliation: Cardiology Department, University Hospital Ramón y Cajal, Madrid, Spain.
authors.forename: Daniel
authors.initials: D
authors.lastname: Rodriguez Muñoz
authors.affiliation: Cardiology Department, University Hospital Ramón y Cajal, Madrid, Spain.
authors.forename: Antonio
authors.initials: A
authors.lastname: Hernandez-Madrid
authors.affiliation: Pediatric Cardiology Department, University Hospital Ramón y Cajal, Madrid, Spain.
authors.forename: Inmaculada
authors.initials: I
authors.lastname: Sánchez
authors.affiliation: Cardiology Department, University Hospital Ramón y Cajal, Madrid, Spain.
authors.forename: Jose Luis
authors.initials: JL
authors.lastname: Zamorano
authors.affiliation: Cardiology Department, University Hospital Ramón y Cajal, Madrid, Spain.
authors.forename: Javier
authors.initials: J
authors.lastname: Moreno
mesh_terms: D000368:Aged; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D013611:Tachycardia, Atrioventricular Nodal Reentry / Q000175:diagnosis*; D013613:Tachycardia, Ectopic Junctional / Q000175:diagnosis*
keywords: SVT; clinical; electrophysiology