ICD-10-CM > S00-T88 > T20-T25 > T24 > T24.3 > T24.33 T24.33 Burn of third degree of lower leg Non-Billable/Non-Specific Codes T24.331Burn of third degree of right lower legT24.331A..., initial encounterT24.331D..., subsequent encounterT24.331S..., sequelaT24.332Burn of third degree of left lower legT24.332A..., initial encounterT24.332D..., subsequent encounterT24.332S..., sequelaT24.339Burn of third degree of unspecified lower legT24.339A..., initial encounterT24.339D..., subsequent encounterT24.339S..., sequela