Classification There are four types (depending upon displacement of the radial head): Bado Classification -<unk> s * I - Extension type (60%) - ulna shaft angulates anteriorly (extends) and radial head dislocates anteriorly. * II - Flexion type (15%) - ulna shaft angulates posteriorly (flexes) and radial head dislocates posteriorly. * III - Lateral type (20%) - ulna shaft angulates laterally (bent to outside) and radial head dislocates to the side. * IV - Combined type (5%) - ulna shaft and radial shaft are both<unk> d and radial head is dislocated, typically anteriorly. These are known as the Bado types.
Monteggia fracture
Bosworth fracture
Smith fracture
Maisonneuve fracture
Duverney fracture
Rolando fracture
Holdsworth fracture
Hume fracture