The dislocation of ulnar head in<unk>  dislocation may be dorsal (commoner) or volar (rare) depending on the mechanism of injury. If the fall is on the outstretched hand with forearm in pronation, the dislocation is dorsal, and if forearm is in supination at the time of injury, the dislocation is volar. After the injury, the fracture is subject to deforming forces including those of the brachioradialis, pronator quadratus, and thumb extensors, as well as the weight of the hand. The deforming muscular and soft-tissue injuries that are associated with this fracture cannot be controlled with plaster immobilization.
Galeazzi fracture
Gosselin fracture
Zygoma fracture
Crus fracture
Pilon fracture
Toddler's fracture
Bosworth fracture
Olecranon fracture