S56.81 - Strain of other muscles, fascia and tendons at forearm level S56.8 - Injury of other muscles, fascia and tendons at forearm level S56.81 - Strain of other muscles, fascia and tendons at forearm level S56.811 - Strain of other muscles, fascia and tendons at forearm level, right arm S56.812 - Strain of other muscles, fascia and tendons at forearm level, left arm S56.819 - Strain of other muscles, fascia and tendons at forearm level, unspecified arm