The interosseous compartment of the foot lies between the metatarsals, enclosed by the plantar and dorsal interosseous fascia. It contains the plantar and dorsal interossei, supplied by the lateral plantar nerve, and is often divided into four separate spaces between neighbouring metatarsals.
| Location | Between the metatarsal bones. |
|---|---|
| Boundaries |
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| Contents |
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Holds the muscles that spread and draw together the toes.
These spaces are released through two dorsal incisions over the second and fourth metatarsals in foot compartment syndrome. Lisfranc and metatarsal fractures can raise pressure here, and scarring of the interossei leads to clawing of the toes.
Raised pressure between the metatarsals after midfoot fractures or crush, causing dorsal foot pain and later toe clawing.
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