S56.921 - Laceration of unspecified muscles, fascia and tendons at forearm level, right arm S56.9 - Injury of unspecified muscles, fascia and tendons at forearm level S56.92 - Laceration of unspecified muscles, fascia and tendons at forearm level S56.921 - Laceration of unspecified muscles, fascia and tendons at forearm level, right arm