title: Massive aortic regurgitation in the background of a quadricuspid aortic valve.
authors.affiliation: Department of Cardiac Surgery, University Hospital of Salamanca, Spain.
authors.forename: María Elena
authors.initials: ME
authors.lastname: Arnáiz-García
authors.affiliation: Department of Radiology, University Hospital Marqués de Valdecilla, Spain.
authors.forename: Javier
authors.initials: J
authors.lastname: Arnáiz
authors.affiliation: Department of Internal Medicine, University Hospital Marqués de Valdecilla, Spain.
authors.forename: Ana María
authors.initials: AM
authors.lastname: Arnáiz-García
authors.affiliation: Department of Cardiovascular Surgery, University Hospital Marqués de Valdecilla, Spain.
authors.forename: Jose Aurelio
authors.initials: JA
authors.lastname: Sarralde Agüayo
mesh_terms: D001021:Aortic Valve / Q000002:abnormalities* / Q000601:surgery; D001022:Aortic Valve Insufficiency / Q000175:diagnosis*; D005260:Female; D006801:Humans; D008875:Middle Aged