title: Invited Commentary.
authors.affiliation: Department of Cardiothoracic Surgery, Le Bonheur Children's Hospital, University of Tennessee, 848 Adams St, Memphis, TN38103. Electronic address: tksusheelkumar@hotmail.com.
authors.forename: T K Susheel
authors.initials: TK
authors.lastname: Kumar
mesh_terms: D001022:Aortic Valve Insufficiency / Q000503:physiopathology* / Q000601:surgery*; D005260:Female; D006801:Humans; D008297:Male; D008944:Mitral Valve Insufficiency / Q000503:physiopathology* / Q000601:surgery*; D016276:Ventricular Function