T79.A2 - Traumatic compartment syndrome of lower extremity T79.A - Traumatic compartment syndrome T79.A2 - Traumatic compartment syndrome of lower extremity T79.A21 - Traumatic compartment syndrome of right lower extremity T79.A22 - Traumatic compartment syndrome of left lower extremity T79.A29 - Traumatic compartment syndrome of unspecified lower extremity