The Journal of hand surgery
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Fracture dislocation at the base of the fifth metacarpal is a rare injury. Fewer than 25 cases have been published in the English-language literature. ⋯ The mechanism of other types of injury to this joint, namely dorsal-radial or palmar-radial dislocation of the base of the fifth metacarpal is different. A case is presented which demonstrates the mechanism of the fracture dislocation.