title: Quadricuspid aortic valve detected by three-dimensional transesophageal echocardiography.
authors.affiliation: Department of Anesthesiology and Critical Care Medicine, Asahikawa Medical University, Midorigaoka-higashi, Asahikawa, Hokkaido, Japan.
authors.forename: Hirotsugu
authors.initials: H
authors.lastname: Kanda
authors.affiliation: Department of Anesthesiology and Critical Care Medicine, Asahikawa Medical University, Midorigaoka-higashi, Asahikawa, Hokkaido, Japan.
authors.forename: Takayuki
authors.initials: T
authors.lastname: Kunisawa
authors.affiliation: Department of Anesthesiology and Critical Care Medicine, Asahikawa Medical University, Midorigaoka-higashi, Asahikawa, Hokkaido, Japan.
authors.forename: Takafumi
authors.initials: T
authors.lastname: Iida
authors.affiliation: Department of Anesthesiology and Critical Care Medicine, Asahikawa Medical University, Midorigaoka-higashi, Asahikawa, Hokkaido, Japan.
authors.forename: Megumi
authors.initials: M
authors.lastname: Kanao
authors.affiliation: Department of Anesthesiology and Critical Care Medicine, Asahikawa Medical University, Midorigaoka-higashi, Asahikawa, Hokkaido, Japan.
authors.forename: Yuki
authors.initials: Y
authors.lastname: Toyama
authors.affiliation: Department of Anesthesiology and Critical Care Medicine, Asahikawa Medical University, Midorigaoka-higashi, Asahikawa, Hokkaido, Japan.
authors.forename: Hiroshi
authors.initials: H
authors.lastname: Iwasaki
mesh_terms: D001021:Aortic Valve / Q000002:abnormalities* / Q000000981:diagnostic imaging* / Q000601:surgery; D001022:Aortic Valve Insufficiency / Q000000981:diagnostic imaging / Q000601:surgery; D000082882:Bicuspid Aortic Valve Disease; D019560:Echocardiography, Three-Dimensional; D017548:Echocardiography, Transesophageal / Q000379:methods*; D005260:Female; D006330:Heart Defects, Congenital / Q000000981:diagnostic imaging* / Q000601:surgery*; D006349:Heart Valve Diseases / Q000000981:diagnostic imaging* / Q000601:surgery*; D019918:Heart Valve Prosthesis Implantation; D006801:Humans; D007091:Image Processing, Computer-Assisted; D008875:Middle Aged