Clinical use
Use this calculator for cervical spine clearance criteria in theemergency medicine workflow. It is decision support and should be interpreted with the patient context, local protocols, and clinician judgment.
Calculate NEXUS
Interpretation
All 5 criteria must be absent to clear C-spine. Sensitivity 99%. Simpler than Canadian C-Spine but slightly less specific. Safe for all ages including paediatrics.
Required inputs
- Midline Tenderness
- Focal Neurologic Deficit
- Altered Level Of Consciousness
- Intoxication
- Distracting Injury
Evidence and limitations
This page cites 1 published reference. Confirm units and inclusion criteria before applying the output; calculators do not replace assessment, escalation, or local policy.
References
- Hoffman JR et al. N Engl J Med 2000;343:94-99
Frequently asked questions
What is the NEXUS Criteria?
NEXUS Criteria is a clinical calculator used for Cervical spine clearance criteria.
How do I interpret the NEXUS Criteria?
All 5 criteria must be absent to clear C-spine. Sensitivity 99%. Simpler than Canadian C-Spine but slightly less specific. Safe for all ages including paediatrics.
What inputs are required for the NEXUS Criteria?
Required inputs include Midline Tenderness, Focal Neurologic Deficit, Altered Level Of Consciousness, Intoxication, Distracting Injury.
What is the evidence behind the NEXUS Criteria?
The NEXUS Criteria page cites Hoffman JR et al. N Engl J Med 2000;343:94-99.
Next steps
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