S56.9 - Injury of unspecified muscles, fascia and tendons at forearm level
S56.99 - Other injury of unspecified muscles, fascia and tendons at forearm level
S56.991 - Other injury of unspecified muscles, fascia and tendons at forearm level, right arm
S56.992 - Other injury of unspecified muscles, fascia and tendons at forearm level, left arm
S56.999 - Other injury of unspecified muscles, fascia and tendons at forearm level, unspecified arm