title: Paradoxical (right-to-left) shunting across an iatrogenic atrial septal defect during Valsalva's maneuver: a transesophageal Doppler echocardiographic study.
authors.affiliation: Department of Medicine, New York University Medical Center, NY.
authors.forename: P A
authors.initials: PA
authors.lastname: Tunick
authors.forename: W
authors.initials: W
authors.lastname: Daniel
authors.forename: A
authors.initials: A
authors.lastname: Goldfarb
authors.forename: I
authors.initials: I
authors.lastname: Kronzon
mesh_terms: D001783:Blood Flow Velocity; D006328:Cardiac Catheterization; D009202:Cardiomyopathies / Q000175:diagnosis / Q000503:physiopathology; D002404:Catheterization / Q000009:adverse effects; D015150:Echocardiography, Doppler / Q000379:methods*; D004945:Esophagoscopy; D005260:Female; D006346:Heart Septum / Q000473:pathology* / Q000503:physiopathology; D006801:Humans; D008875:Middle Aged; D008946:Mitral Valve Stenosis / Q000628:therapy; D014636:Valsalva Maneuver