Thumb Basilar Joint Injuries

Injuries to the basilar joint of the thumb can be potentially devastating injuries to baseball players and have significant adverse implications for the athlete’s season and career. These injuries are not infrequent in baseball players. The appropriate management of these injuries is crucial for the safe and timely return to baseball activities. This chapter discusses the fractures and dislocations involving the thumb CMC joint, with specific reference to baseball players. The mechanism of injury, diagnosis, treatment, risks and complications, rehabilitation, and return to play parameters are all addressed in this chapter.