S66.909 - Unspecified injury of unspecified muscle, fascia and tendon at wrist and hand level, unspecified hand S66.9 - Injury of unspecified muscle, fascia and tendon at wrist and hand level S66.90 - Unspecified injury of unspecified muscle, fascia and tendon at wrist and hand level S66.909 - Unspecified injury of unspecified muscle, fascia and tendon at wrist and hand level, unspecified hand