鈫?Back to Tools

馃Χ Ottawa Rules

Ankle & Knee X-ray Decision

馃Χ Ankle Injury - X-ray Series Required If:

Bone tenderness at posterior edge or tip of lateral malleolus
Bone tenderness at posterior edge or tip of medial malleolus
Inability to bear weight (4 steps) immediately after injury AND in ED

馃Χ Foot Injury - Midfoot X-ray If:

Bone tenderness at base of 5th metatarsal
Bone tenderness at navicular
Inability to bear weight (4 steps) immediately after injury AND in ED

馃Φ Knee Injury - X-ray If Any of:

Age ≥5 years
Isolated patellar tenderness
Tenderness at head of fibula
Inability to flex knee to 90掳
Inability to bear weight (4 steps) immediately after injury AND in ED
-
-

馃搵 Recommendation

-

📚 Evidence & Guidelines Class I Recommendation
★★★★★ (1992)
Citation: Stiell IG, Greenberg GH, McKnight RD, et al. A study to develop clinical decision rules for the use of radiography in acute ankle injuries. Ann Emerg Med. 1992;21(4):384-390.
Guideline: ACEP Clinical Policy
📔 View on PubMed
class="disc">⚠️ Medical Disclaimer

Clinical decision support only. Use with full assessment.