Tuyển tập các báo cáo nghiên cứu về y học được đăng trên tạp chí y học Critical Care giúp cho các bạn có thêm kiến thức về ngành y học đề tài: Diagnostic utility of B-type natriuretic peptide in critically ill patients with pulmonary edema: a prospective cohort study. | Available online http content 1 2 1 R3 Research Diagnostic utility of B-type natriuretic peptide in critically ill patients with pulmonary edema a prospective cohort study Joseph E Levitt1 Ajeet G Vinayak2 Brian K Gehlbach3 Anne Pohlman3 William Van Cleve4 Jesse B Hall3 and John P Kress3 Division of Pulmonary and Critical Care Medicine Stanford University Medical Center 300 Pasteur Drive MC 5236 Stanford CA 94305 USA 2University of Virginia Health Systems PO 800546 Charlottesville VA 22908 USA 3University of Chicago Hospitals 5841 S. Maryland Avenue MC 6026 Chicago IL 60637 USA 4University of Washington School of Medicine Pediatric Residency Program Children s Hospital and Regional Medical Center 4800 Sand Point Way NE PO Box 5371 G-0061 Seattle WA 981 05-0371 USA Contributed equally Corresponding author Joseph E Levitt jlevitt@ Received 21 Jun 2007 Revisions requested 24 Jul 2007 Revisions received 21 Sep 2007 Accepted 14 Jan 2008 Published 14 Jan 2008 Critical Care 2008 12 R3 doi cc6764 This article is online at http content 12 1 R3 2008 Levitt 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 Distinguishing pulmonary edema due to acute lung injury ALI or the acute respiratory distress syndrome ARDS from hydrostatic or cardiogenic edema is challenging in critically ill patients. B-type natriuretic peptide BNP can effectively identify congestive heart failure in the emergency room setting but despite increasing use its diagnostic utility has not been validated in the intensive care unit ICU . Methods We performed a prospective blinded cohort study in the medical and surgical ICUs at the University of Chicago Hospitals. Patients were eligible