Ottawa Ankle & Foot Rule

Ottowa Ankle and Foot rules
Ankle radiographs are only required if there is pain in the malleolar area and any one of the following:
Bone tenderness over the distal 6cm of the posterior edge or tip of the lateral malleolus
Bone tenderness over the distal 6cm of the posterior edge or tip of the medial malleolus
Inability to weight bear immediately and in the Emergency Department

Foot radiographs are only required if there is pain in the midfoot area and any one of the following:
Bone tenderness at the base of the fifth metatarsal
Bone tenderness at the navicular bone
Inability to weight bear immediately and in the Emergency Department

Ottowa rules do not apply to the following

Pregnant women
Head injury patients with diminished ability to follow test
Intoxicated patients with diminished ability to follow test
Children under 6