title: Invited commentary.
authors.affiliation: Department of Surgery and Pediatrics, Division of Thoracic and Cardiovascular Surgery, Duke University Medical Center, Durham, NC27710. Electronic address: andrew.lodge@duke.edu.
authors.forename: Andrew J
authors.initials: AJ
authors.lastname: Lodge
mesh_terms: D000818:Animals; D001013:Aorta, Thoracic / Q000601:surgery*; D005112:Extracorporeal Circulation / Q000295:instrumentation*; D006353:Heart-Assist Devices; D006439:Hemodynamics / Q000502:physiology*; D008297:Male; D012770:Shock, Cardiogenic / Q000601:surgery*