title: Invited commentary.
authors.affiliation: Pediatric Cardiac Surgery, Medical University of South Carolina, CSB 424, 96 Jonathan Lucas St, Charleston, SC29425. Electronic address: bradlesm@musc.edu.
authors.forename: Scott M
authors.initials: SM
authors.lastname: Bradley
mesh_terms: D005260:Female; D005440:Fluid Therapy; D006801:Humans; D008297:Male; D010100:Oxygen / Q000378:metabolism*; D011651:Pulmonary Artery / Q000601:surgery*; D014683:Vena Cava, Superior / Q000601:surgery*
chemical_list: D010100:Oxygen