Dorsal dislocation of the fourth and fifth carpometacarpal joints and simultaneous dislocation of the metacarpophalangeal joint of the small finger: a case report.

A patient with dorsal dislocation of the fourth and fifth carpometacarpal (CMC) joints and dislocation of the metacarpophalangeal (MP) joint of the small finger was managed successfully by open reduction and transarticular fixation of the CMC joint dislocation and closed reduction of the MP joint dislocation. This rare combination of injuries has not been reported previously.