title: Comment on point:counterpoint: hypoxia is/is not the optimal means of reducing pulmonary blood flow in the preoperative single ventricle heart.
authors.affiliation: University of Utah, Utah, USA.
authors.forename: Ronald W
authors.initials: RW
authors.lastname: Day
mesh_terms: D000280:Administration, Inhalation; D002245:Carbon Dioxide / Q000008:administration & dosage; D006348:Cardiac Surgical Procedures; D003326:Coronary Circulation; D006330:Heart Defects, Congenital / Q000503:physiopathology* / Q000601:surgery; D006352:Heart Ventricles / Q000002:abnormalities / Q000503:physiopathology / Q000601:surgery; D006801:Humans; D006935:Hypercapnia / Q000503:physiopathology; D018636:Hypoplastic Left Heart Syndrome / Q000503:physiopathology / Q000601:surgery; D000860:Hypoxia / Q000503:physiopathology*; D009584:Nitrogen / Q000008:administration & dosage* / Q000009:adverse effects; D011300:Preoperative Care; D011652:Pulmonary Circulation; D014655:Vascular Resistance; D014661:Vasoconstriction
chemical_list: D002245:Carbon Dioxide; D009584:Nitrogen