Superior peroneal retinaculum avulsion fracture

Case contributed by Dr Roberto Schubert

Presentation

Peristent lateral ankle pain after a sprain injury. Reportedly no fracture signs on radiographs.

Patient Data

Age: 45
Gender: Male

Bone oedema at the lateral dorsal aspect of the lateral malleolus. Haemorrhage around the the peroneal tendons in the retromalleolar groove. The longus tendon shows lateral subluxation.

Small cortical avulsion at the dorsal lateral malleolus, corresponding to the bony insertion of the SPR.

Case Discussion

This type of  injury may lead to chronic peroneal tendon instability and subluxation.

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Case information

rID: 23808
Case created: 9th Jul 2013
Last edited: 18th Jan 2016
Inclusion in quiz mode: Included

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