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Plantaris tendon rupture

Case contributed by Bahman Rasuli
Diagnosis almost certain

Presentation

Sudden pain in the posterior aspect of the right calf when playing soccer.

Patient Data

Age: 50 years
Gender: Male
mri

The fluid signal is present deep to the medial head of the gastrocnemius and superficial to the soleus muscles in the right calf.

No visualization of plantaris tendon is depicted.

Subcutaneous edematous changes also are seen at the anterior and medial aspects of the leg.

Case Discussion

Plantaris tendon rupture is a sports-associated injury and usually experienced by middle-aged persons. The mechanism of injury occurs with an extension of the knee and forced dorsiflexion of the ankle. 

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