Opi
Calc
Canadian Head CT
NEXUS Criteria
Ottawa Ankle
Ottawa Knee
PEC Head CT
PECARN Head Trauma
PERC Rule
San Francisco Syncope
Canadian C-Spine Rule
Canadian C-Spine Rule: High-sensitivity decision rule for cervical spine radiography in trauma patients.
Step 1: High Risk Factors
Age ≥ 65, Dangerous Mechanism, or Paresthesias
Step 2: Low Risk Factors
Simple Rear-end, Sitting, Ambulatory, Delayed Pain, or No Midline Tenderness
Step 3: Clinical Range of Motion
Able to rotate neck voluntarily (45° Left and Right)
Assess Radiograph Necessity
Related Emergency Medicine Tools
HEART Score
Wells Criteria
PERC Rule
Ottawa Ankle Rules
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