S64.8 - Injury of other nerves at wrist and hand level S64 - Injury of nerves at wrist and hand level S64.8 - Injury of other nerves at wrist and hand level S64.8X - Injury of other nerves at wrist and hand level S64.8X1 - Injury of other nerves at wrist and hand level of right arm S64.8X2 - Injury of other nerves at wrist and hand level of left arm S64.8X9 - Injury of other nerves at wrist and hand level of unspecified arm