title: Atrial fibrillation originating from superior vena cava mimics typical atrial flutter.
authors.affiliation: Department of Medicine, Division of Cardiology, Cheng Hsin General Hospital, Taipei, Taiwan.
authors.forename: Hung-Yu
authors.initials: HY
authors.lastname: Chang
authors.forename: Shih-Lin
authors.initials: SL
authors.lastname: Chang
authors.forename: An-Ning
authors.initials: AN
authors.lastname: Feng
authors.forename: Shih-Ann
authors.initials: SA
authors.lastname: Chen
mesh_terms: D001281:Atrial Fibrillation / Q000175:diagnosis* / Q000503:physiopathology; D001282:Atrial Flutter / Q000175:diagnosis* / Q000503:physiopathology; D004562:Electrocardiography; D005260:Female; D006801:Humans; D008875:Middle Aged; D014683:Vena Cava, Superior / Q000503:physiopathology*