sinus tarsi


Also found in: Dictionary, Thesaurus, Encyclopedia.
Related to sinus tarsi: Sustentaculum tali, tarsal canal

tar·sal si·nus

[TA]
a hollow or canal formed by the groove of the talus and the interosseous groove of the calcaneus that is occupied by the talocalcaneal interosseous ligament.
Synonym(s): sinus tarsi [TA], tarsal canal

sinus tarsi

A space between the top of the calcaneus bone and the bottom of the tarsal bone.
Synonym: tarsal sinus
See also: sinus

sinus tarsi

osseous canal formed by sulcus calcanei (at superior aspect of calcaneum) and sulcus tali (at inferior aspect of talus); visible on lateral radiograph of foot - obscured in overpronated foot/pes planus, and very marked in supinated foot/pes cavus; contains interosseous talocalcaneal ligament (see syndrome, sinus tarsi)
References in periodicals archive ?
The sinus tarsi contain 3 ligaments extending from the talus to the calcaneus.
Normal fat signal in the sinus tarsi is replaced with edema or fluid signal.
Sinus tarsi syndrome: Presentation of seven cases and review of the literature.