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What Is It?
A finger dislocation is a joint injury in which the finger bones move apart or sideways so the ends of the bones are no longer aligned normally. Finger dislocations usually happen when the finger is bent backward beyond its normal limit of motion.
The bones that make up the joints of the fingers are known by the medical terms phalanges and metacarpal bones. Any of these joints can be dislocated in an injury:
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