Heterotopic Ossification of the Peroneus Longus Tendon in the Retromalleolar Portion with the Peroneus Quartus Muscle: A Case Report

Figure 5

Resection of heterotopic ossification of the peroneus longus and peroneus quartus muscle. (a) Heterotopic ossification existed inside the peroneus longus tendon. (b) The peroneus quartus muscle running along the peroneus longus tendon was excised. (c) An end-to-side transfer of the peroneus longus tendon to the peroneus brevis tendon was performed. The degenerated part of the peroneus tendon was excised. (d) Resected heterotopic ossification and degenerated part of the peroneus longus tendon. Heterotopic ossification. ^#Peroneus longus tendon. ^◆Peroneus quartus muscle. ^★Peroneus brevis tendon.

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