Metatarsal Shapes and their Articulations

The following table summarizes the shapes of the proximal surfaces of the bases of the metatarsals and their articulations.

These are sometimes asked in medical school exams and in USMLE, PLAB, NEXT-PG.

MetatarsalShape of the articular
surface
Articulation
1stKidney-shapedMedial cuneiform
2ndTriangularIntermediate cuneiform
3rdTriangularLateral cuneiform
4thQuadrangularCuboid
5thTriangularCuboid

Shapes of the proximal surfaces of the bases of the metatarsals and their articulations

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