The<unk>  is a comminuted intra-articular fracture through the base of the first metacarpal bone (the first bone forming the thumb). It was first described in 1910 by Silvio<unk> . This is a fracture consisting of 3 distinct fragments; it is typically T- or Y-shaped.
Rolando fracture
Bosworth fracture
Smith fracture
Holdsworth fracture
Jefferson fracture
March fracture
Hume fracture
Duverney fracture