The etiologies of altered level of consciousness in the emergency department

New-onset altered level of consciousness (ALC) is a common condition in patients visiting the emergency department (ED). ALC is a state of altered attention or arousal, not caused by physiological drowsiness. It refers to any change in the patient’s consciousness level from the baseline and is related to neurological manifestations of not only neurological diseases but also general The etiologies of altered level of consciousness in the emergency department Suwon Jung, MD; Jae Cheon Jeon, MD; Chang-Gyu Jung, MD; Yong Won Cho, MD; Keun Tae Kim, MD Department of Emergency Medicine, Keimyung University School of Medicine, Daegu, Republic of Korea Department of Internal Medicine, Keimyung University School of Medicine, Daegu, Republic of Korea Department of Neurology, Keimyung University School of Medicine, Daegu, Republic of Korea ORIGINAL ARTICLE

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