title: Invited commentary.
authors.affiliation: The Johns Hopkins Hospital, 600 N Wolfe St, Tower 711, Baltimore, MD 21287, USA.
authors.forename: Rebecca
authors.initials: R
authors.lastname: Gottesman
authors.forename: Charles W
authors.initials: CW
authors.lastname: Hogue
mesh_terms: D000368:Aged; D000369:Aged, 80 and over; D001161:Arteriosclerosis / Q000175:diagnosis / Q000453:epidemiology; D002545:Brain Ischemia / Q000175:diagnosis / Q000453:epidemiology; D002318:Cardiovascular Diseases / Q000453:epidemiology / Q000601:surgery; D002561:Cerebrovascular Disorders / Q000175:diagnosis* / Q000453:epidemiology; D015897:Comorbidity; D038524:Diffusion Magnetic Resonance Imaging / Q000379:methods*; D005260:Female; D006801:Humans; D015994:Incidence; D008297:Male; D008875:Middle Aged; D009460:Neurologic Examination; D011300:Preoperative Care; D011446:Prospective Studies; D013903:Thoracic Surgery / Q000706:statistics & numerical data*