title: Invited commentary.
authors.affiliation: Department of Cardiothoracic Surgery, Stanford University and VA Palo Alto HCS, Falk Cardiovascular Research Center, 300 Pasteur Dr, Stanford, CA 94305-5247, USA. jfann@stanford.edu
authors.forename: James I
authors.initials: JI
authors.lastname: Fann
mesh_terms: D000328:Adult; D000465:Algorithms; D017548:Echocardiography, Transesophageal / Q000379:methods*; D005260:Female; D006801:Humans; D007091:Image Processing, Computer-Assisted / Q000379:methods; D008297:Male; D008943:Mitral Valve / Q000000981:diagnostic imaging* / Q000601:surgery*; D016343:Monitoring, Intraoperative; D011474:Prosthesis Design; D017755:Prosthesis Fitting / Q000379:methods*