Peroneus quartus muscle

Case contributed by Roberto Schubert
Diagnosis certain

Presentation

Lateral ankle pain. No history of trauma.

Patient Data

Age: 55 years
Gender: Female
mri

There is a third myotendinous structure within the peroneus tendon sheath postero-medial to the longus and brevis tendons, that can be followed down to the retrotrochlear eminence of the calcaneus.

Case Discussion

Typical position of the peroneus quartus accessory muscle.

How to use cases

You can use Radiopaedia cases in a variety of ways to help you learn and teach.

Creating your own cases is easy.

Updating… Please wait.

 Unable to process the form. Check for errors and try again.

 Thank you for updating your details.