ICD-10-CM > S00-T88 > S80-S89 > S83 > S83.5 > S83.52 > S83.522 S83.522 Sprain of posterior cruciate ligament of left knee Non-Billable/Non-Specific Codes S83.522A..., initial encounterS83.522D..., subsequent encounterS83.522S..., sequela