ICD-10-CM > S00-T88 > S80-S89 > S86 > S86.9 S86.9 Injury of unspecified muscle and tendon at lower leg level Non-Billable/Non-Specific Codes S86.90Unspecified injury of unspecified muscle and tendon at lower leg levelS86.901Unspecified injury of unspecified muscle(s) and tendon(s) at lower leg level, right legS86.901A..., initial encounterS86.901D..., subsequent encounterS86.901S..., sequelaS86.902Unspecified injury of unspecified muscle(s) and tendon(s) at lower leg level, left legS86.902A..., initial encounterS86.902D..., subsequent encounterS86.902S..., sequelaS86.909Unspecified injury of unspecified muscle(s) and tendon(s) at lower leg level, unspecified legS86.909A..., initial encounterS86.909D..., subsequent encounterS86.909S..., sequelaS86.91Strain of unspecified muscle and tendon at lower leg levelS86.911Strain of unspecified muscle(s) and tendon(s) at lower leg level, right legS86.911A..., initial encounterS86.911D..., subsequent encounterS86.911S..., sequelaS86.912Strain of unspecified muscle(s) and tendon(s) at lower leg level, left legS86.912A..., initial encounterS86.912D..., subsequent encounterS86.912S..., sequelaS86.919Strain of unspecified muscle(s) and tendon(s) at lower leg level, unspecified legS86.919A..., initial encounterS86.919D..., subsequent encounterS86.919S..., sequelaS86.92Laceration of unspecified muscle and tendon at lower leg levelS86.921Laceration of unspecified muscle(s) and tendon(s) at lower leg level, right legS86.921A..., initial encounterS86.921D..., subsequent encounterS86.921S..., sequelaS86.922Laceration of unspecified muscle(s) and tendon(s) at lower leg level, left legS86.922A..., initial encounterS86.922D..., subsequent encounterS86.922S..., sequelaS86.929Laceration of unspecified muscle(s) and tendon(s) at lower leg level, unspecified legS86.929A..., initial encounterS86.929D..., subsequent encounterS86.929S..., sequelaS86.99Other injury of unspecified muscle and tendon at lower leg levelS86.991Other injury of unspecified muscle(s) and tendon(s) at lower leg level, right legS86.991A..., initial encounterS86.991D..., subsequent encounterS86.991S..., sequelaS86.992Other injury of unspecified muscle(s) and tendon(s) at lower leg level, left legS86.992A..., initial encounterS86.992D..., subsequent encounterS86.992S..., sequelaS86.999Other injury of unspecified muscle(s) and tendon(s) at lower leg level, unspecified legS86.999A..., initial encounterS86.999D..., subsequent encounterS86.999S..., sequela