Peripheral nerve injuries of the upper extremity. Sensory return of 137 neurorrhaphies.

The results of sensory recovery of 137 neurorrhaphies of the upper extremity in 96 patients are reviewed. There were 85 primary and 52 secondary repairs. Various factors influencing the results and an evaluation based on the 2-point discrimination test are presented. Secondary repair within 3 months in the hand area gives better results than primary repair.