Emergency Medicine · Trauma
New Orleans Head CT Rule calculator
Enter the published formula inputs below to calculate and interpret this score.
Clinical inputs
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New Orleans head CT rule low-risk count
Band: New Orleans head CT rule low-risk count
Interpretation. New Orleans head CT rule low-risk count
Suggested management. Interpret only within the cited source population and criteria; use alongside complete clinical assessment.
New Orleans Head CT Rule: 0 — New Orleans head CT rule low-risk count. Interpretation: New Orleans head CT rule low-risk count What to do: Interpret only within the cited source population and criteria; use alongside complete clinical assessment. Inputs: Headache: false; Vomiting: false; Age >60 years: false; Drug or alcohol intoxication: false; Short-term memory deficit: false; Physical evidence of trauma above the clavicles: false; Seizure: false Source: Haydel MJ et al. Indications for computed tomography in patients with minor head injury. N Engl J Med. 2000;343:100-105. DOI: 10.1056/NEJM200007133430204. PMID: 10891517. Scope: seven New Orleans findings in GCS-15 minor head injury — headache, vomiting, age >60, drug/alcohol intoxication, short-term memory deficit, physical evidence of trauma above the clavicles, and seizure; any finding indicates CT; zero is low risk. (2000)
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Clinical inputs
- Headache
- Vomiting
- Age >60 years
- Drug or alcohol intoxication
- Short-term memory deficit
- Physical evidence of trauma above the clavicles
- Seizure
Primary source
Haydel MJ et al. Indications for computed tomography in patients with minor head injury. N Engl J Med. 2000;343:100-105. DOI: 10.1056/NEJM200007133430204. PMID: 10891517. Scope: seven New Orleans findings in GCS-15 minor head injury — headache, vomiting, age >60, drug/alcohol intoxication, short-term memory deficit, physical evidence of trauma above the clavicles, and seizure; any finding indicates CT; zero is low risk. (2000)
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