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Emergency Medicine · Trauma

New Orleans Head CT Rule calculator

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Clinical inputs

Result

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Formula inputs

  • headache
  • vomiting
  • age gt 60
  • intoxication
  • deficits or amnesia
  • traumatic mechanism

Primary source

Haydel MJ et al. Indications for computed tomography in patients with minor head injury. N Engl J Med. DOI: 10.1056/NEJM200007133430201. PMID: 10891517. Scope: New Orleans criteria count headache, vomiting, age >60, intoxication, persistent anterograde amnesia or focal deficit, and trauma mechanism; zero indicates low-risk minor head injury in derivation cohort. (2000)

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