Split tear of the peroneus longus tendon and peroneus brevis tendon tear

Case contributed by Dr Mohammad A. ElBeialy


Chronic ankle pain and lateral ankle instability

Patient Data

Age: 25 years
Gender: Male
  • The peroneus longus tendon shows gross thickening with increased signal intensity as well as splitting just distal to the lateral malleolus with tenosynovitis.
  • The peroneus brevis shows thickening with ill-definition and increased signal intensity with near complete disruption of its fibers.
  • Associated mild subcutaneous edema of the lateral aspect of the ankle.
  • Intact flexor and extensor tendons around the ankle with no evidence of tenosynovitis.
  • Intact tendo-Achilles.
  • Intact collateral ligament.
  • No marrow signal abnormality.
  • No significant joint effusion.

Case Discussion

Split tear of the peroneus longus tendon with tenosynovitis and tendinitis as well as peroneus brevis tear.

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Case information

rID: 27884
Published: 25th Feb 2014
Last edited: 14th Aug 2019
Inclusion in quiz mode: Included

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