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Last reviewed: 14 Mar 2025
Last updated: 10 Dec 2024

Summary

Definition

History and exam

Key diagnostic factors

  • alcohol use
  • change in mental status
  • hallucinations
  • seizures
  • delusions
  • hypertension or hypotension
  • fever or hypothermia
  • hyperglycemia or hypoglycemia
  • features of clinical instability

Other diagnostic factors

  • tremor
  • nausea and vomiting
  • anorexia
  • anxiety/restlessness
  • emotional lability
  • insomnia
  • irritability
  • diaphoresis
  • headache
  • fine tremor
  • agitation
  • tachycardia

Risk factors

  • history of alcohol withdrawal syndrome (AWS) and alcohol withdrawal delirium
  • abrupt withdrawal of alcohol

Diagnostic tests

1st tests to order

  • BUN and serum creatinine
  • LFTs
  • ethanol concentration
  • electrolyte panel
  • CBC

Tests to consider

  • CT of head
  • chest x-ray
  • electroencephalogram (EEG)
  • blood-borne virus screen

Treatment algorithm

Contributors

Expert advisers

Hong K. Kim, MD, MPH

Associate Professor

Department of Emergency Medicine

University of Maryland School of Medicine

Baltimore

MD

Disclosures

HKK declares that he has no competing interests.

Nicholas J. Connors, MD

Program Director

HCA Healthcare/Mercer University/Trident Medical Center

Emergency Medicine Residency Program

Charleston

SC

Disclosures

NJC declares that he has no competing interests.

Peer reviewers

Kinjal Sethuraman, MD, MPH

Associate Director

International Emergency Medicine

Long Island Jewish Hospital

New York

NY

Disclosures

KS declares that he has no competing interests.

Paul S. Haber, MD

Royal Prince Alfred Hospital and Discipline of Medicine

The University of Sydney

Sydney

Australia

Disclosures

PSH is an author of a reference cited in this topic.

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