Subcutaneous rupture of a medial or lateral inframalleolar tendon is unusual, even more so than the subcutaneous tear of a dorsiflexor tendon of the foot. Key found such a partial tear of the tibialis posticus tendon in a man who had turned his left ankle. The records of the Hospital for Joint Diseases in 1947-1952, inclusive, gave only one example of a complete tear of the tibialis posticus tendon, the sequel of rheumatoid tenosynovitis, in a woman of 47.
A partial tear of the peroneous longus tendon is described in significant association with a giant peroneal tubercle.
Report of a Case
A man,* 38 years old, felt occasional knife-like pain on the outer side of his right heel in the inframalleolar swelling, noted since the age of 3 years. At 4 years, scraping of the shin bone had been done, apparently for infection. Up to a month before his admission,
BURMAN M. Subcutaneous Tear of the Tendon of the Peroneus LongusIts Relation to the Giant Peroneal Tubercle. AMA Arch Surg. 1956;73(2):216-219. doi:10.1001/archsurg.1956.01280020030006