Great Toe
Description
Name
- Great Toe
- Hallux
- Big toe
- 1st digit of foot
- Digiti pedis primus
- Digitus I pedis
General
- Located on the medial side of the foot, representing the first digit
Anatomy
- Composed of a proximal and distal phalanx
- These articulate to form the interphalangeal joint
- Proximal phalanx articulates with proximal metatarsal, forms first metatarsophalangeal joint
- Two paired Hallux Sesamoid ossicles are found beneath the head of the first metatarsal
- The sesamoids are embedded within the medial/lateral slips of the flexor hallucis brevis tendon
- Function: absorb weight bearing, reduce friction at head of metatarsal
Action
- Assists with providing additional leverage when pushing off the ground during running or walking
Muscles Acting on the Great Toe
- Flexors
- Extensors
- Other
Clinical Significance
- Turf Toe
- Plantar Plate Tear
- Sesamoiditis
- Hallux Sesamoid Fracture
- Metatarsal Fracture
- Metatarsal Stress Fracture
- Toe Dislocation
- Toe Fracture
- Hallux Rigidus (1st MTPJ OA)
- Gout
See Also
References
- ↑ Del Vecchio, Jorge Javier, Miky Dalmau-Pastor, and Mauricio Esteban Ghioldi. "Third-generation percutaneous forefoot surgery." Update in management of foot and ankle disorders. InTechOpen (2018): 101-114.
- ↑ Image courtesy of https://www.mjtaranto.com.au/
- ↑ Nery, Caio, et al. "First MTP joint instability—expanding the concept of “turf-toe” injuries." Foot and Ankle Surgery 26.1 (2020): 47-53.