A 23-year-old male presents to the emergency department with right ankle pain after he rolled his ankle while walking down the stairs. An ankle exam reveals ecchymosis over the posterior ankle and tenderness of the distal tibia. His neurovascular exam is intact. The radiograph above was obtained (Image 1. X-ray right ankle. Original image provided by Justine Ko, MD).
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Resources & References:
Review EMRad’s Radiological Approach to the Traumatic Ankle to brush up on your interpretation of ankle x-rays.
- Bergman C, Morin M, Lawson K. Anatomy, Classification, and Management of Ankle Fractures Involving the Posterior Malleolar Fragment: A Literature Review. Foot & Ankle Orthopaedics. 2019;4(4):2473011419887724. PMID: 35097350
- Smeeing DPJ, Houwert RM, Kruyt MC, Hietbrink F. The isolated posterior malleolar fracture and syndesmotic instability: A case report and review of the literature. Int J Surg Case Rep. 2017;41:360-365. PMID: 29149741
- Serbest S, Tiftikçi U, Tosun HB, Kesgin E, Karataş M. Isolated posterior malleolus fracture: a rare injury mechanism. Pan Afr Med J. 2015;20:123. PMID: 26097627
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