Superomedial calcaneonavicular ligament
Ligamentum calcaneonaviculare superiomediale
- Synonym: Superomedial band of spring ligament
- Acronym: SM
Definition
The superomedial calcaneonavicular ligament is the thickest and most robust portion of the spring ligament complex, lying superomedially and supporting the head of the talus. It contains a fibrocartilaginous articular facet and is histologically adapted for significant load bearing.
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