Sinus tarsi

Sinus tarsi
A labeled diagram of the foot bones, with the sinus tarsi labeled (upper right; next to Tarsus label)
SynonymsTalocalcaneal sulcus
Identifiers
TA98A02.5.11.009
TA21476
FMA35138
Anatomical terminology

The sinus tarsi, also known as the talocalcaneal sulcus, is a cylindrical canal in the hindfoot. It has a complex anatomy, with five ligamentous structures and a pad of adipose tissue (fat). The tarsal canal opens up into the sinus tarsi, however, the tarsal canal is a distinct structure.

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