Tuyển tập các báo cáo nghiên cứu về y học được đăng trên tạp chí y học Critical Care cung cấp cho các bạn kiến thức về ngành y đề tài: Ethics review: The impact of an hematocrit of 20% during normothermic cardiopulmonary bypass for elective low risk coronary artery bypass graft surgery on oxygen delivery and clinical outcome – a randomized controlled study [ISRCTN35655335]. | Available online http content 10 2 R58 Research The impact of an hematocrit of 20 during normothermic cardiopulmonary bypass for elective low risk coronary artery bypass graft surgery on oxygen delivery and clinical outcome - a randomized controlled study ISRCTN35655335 Christian von Heymann1 Michael Sander1 Achim Foer1 Anja Heinemann1 Bruce Spiess2 Jan Braun1 Michael Kramer1 Joachim Grosse1 Pascal Dohmen3 Simon Dushe3 Jurgen Halle3 Wolfgang F Konertz3 Klaus-Dieter Wernecke3 and Claudia Spies1 Department of Anesthesiology and Intensive Care Medicine Charité - University Hospital Berlin Charité Campus Mitte Berlin Germany department of Anesthesiology and the Virginia Commonwealth University Reanimation Engineering Shock Center VCURES Virginia Commonwealth University Medical Center Richmond Virginia USA department of Cardiovascular Surgery Charité - University Hospital Berlin Charité Campus Mitte Berlin Germany Corresponding author Christian von Heymann Received 9 Jan 2006 Revisions requested 13 Feb 2006 Revisions received 4 Mar 2006 Accepted 14 Mar 2006 Published 10 Apr 2006 Critical Care 2006 10 R58 doi cc4891 This article is online at http content 10 2 R58 2006 von Heymann et al. licensee BioMed Central Ltd. This is an open access article distributed under the terms of the Creative Commons Attribution License http licenses by which permits unrestricted use distribution and reproduction in any medium provided the original work is properly cited. Open Access Abstract Introduction Cardiopulmonary bypass CPB induces hemodilutional anemia which frequently requires the transfusion of blood products. The objective of this study was to evaluate oxygen delivery and consumption and clinical outcome in low risk patients who were allocated to an hematocrit Hct of 20 versus 25 during normothermic CPB for elective coronary artery bypass graft CABG surgery. Methods This study was a .