Ottawa Knee Rule: Sensitivity and Specificity
Introduction:
None written. Excerpt from the entry in Knee Fracture:
>=1 of: Age >55
Tenderness at head of fibula
Isolated tenderness of patella
Inability to flex to 90 degrees
Inability to bear weight for 4 steps BOTH immediately and in the ED
>=1 of:
Associated Diagnoses:
100% sensitive, 49% specific