Presentation
Left ankle pain and limitation of movement.
Patient Data
Age: 40 years
Gender: Male
From the case:
Accessory soleus muscle
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Incidental discovered accessory soleus muscle is noted filling the Kager's fat pad. It inserts into the upper medial aspect of calcaneus through fleshy fibers (No tendon). Fluid signal is seen surrounding the flexor hallucis longus tendon is consistent with tenosynovitits.
Case Discussion
The origin of the muscle is not evident however its insertion through fibers (non tendinous) into the posterior aspect of upper medial surface of calcaneous adjacent to the origin of quadratus plantae muscle.