BoneShort bone
Intermediate cuneiform
Os cuneiforme intermedium sinistrum
- Location:
- Foot — central midfoot
- Paired structure: one on the left and one on the right side of the body.
Function
The middle wedge, squaring the second metatarsal's base into the keystone slot of the foot's transverse arch.
Landmarks
- Smallest cuneiform
- Square profile
Articulations (joints)
- Navicular
- Medial and lateral cuneiforms
- Second metatarsal
Clinical relevance
The second metatarsal it braces is the longest — stress fractures of that bone (marching fracture) radiate pain to this joint.
Educational anatomy reference, not medical advice. About this content.