TY - CHAP M1 - Book, Section TI - Approach to the Emergency Department Patient A1 - Jones, Thomas Russell A2 - Stone, C. Keith A2 - Humphries, Roger L. Y1 - 2017 N1 - T2 - CURRENT Diagnosis & Treatment: Emergency Medicine, 8e AB - An emergency is commonly defined as any condition perceived by the prudent layperson—or someone on his or her behalf—as requiring immediate medical or surgical evaluation and treatment. On the basis of this definition, the American College of Emergency Physicians states that the practice of emergency medicine has the primary mission of evaluating, managing, and providing treatment to these patients with unexpected injury and illness. SN - PB - McGraw-Hill Education CY - New York, NY Y2 - 2024/04/19 UR - accessmedicine.mhmedical.com/content.aspx?aid=1176283237 ER -