Eighteen cases of isolated FDS avulsion have been reported in the English-language literature; all were at the insertion of the tendon. [1,2,3,4,5,6,7] The mechanism of injury is thought to be ...

A 32-year-old man had a sharp laceration of the FDS and FDP tendons of the right index finger in zone 2. Repair was done 3 days after injury, and the patient was begun on the Chow protocol.