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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: Clinical review: Emergency department overcrowding and the potential impact on the critically ill. | Available online http ccforum.eom content 9 3 291 Review Clinical review Emergency department overcrowding and the potential impact on the critically ill Robert M Cowan1 and Stephen Trzeciak2 1Chief Resident Department of Emergency Medicine UMDNJ-Robert Wood Johnson Medical School at Camden Cooper University Hospital Camden New Jersey USA 2Assistant Professor Department of Emergency Medicine and the Section of Critical Care Medicine UMDNJ-Robert Wood Johnson Medical School at Camden Cooper University Hospital Camden New Jersey USA Corresponding author Robert M Cowan cowan-robert@cooperhealth.edu Published online 14 October 2004 This article is online at http ccforum.com content 9 3 291 2004 BioMed Central Ltd Critical Care 2005 9 291-295 DOI 10.1186 cc2981 Abstract Critical care constitutes a significant and growing proportion of the practice of emergency medicine. Emergency department ED overcrowding in the USA represents an emerging threat to patient safety and could have a significant impact on the critically ill. This review describes the causes and effects of ED overcrowding explores the potential impact that ED overcrowding has on care of the critically ill ED patient and identifies possible solutions focusing on ED based critical care. Introduction Critical care begins immediately upon recognition of the critically ill or potentially critically ill patient who has been defined as any patient who is physiologically unstable requiring constant and minute-to-minute titration of therapy according to the evolution of the disease process 1 . Therefore the spectrum of critical care is not limited to the care that is provided within the confines of the intensive care unit ICU . Rather critical care begins and is often necessitated outside the ICU setting 2 . The nature of the illness rather than the location of the patient defines the need for critical care 1 therefore critical care patients are best defined physiologically rather than geographically. Outside the .