ICD-10-CM > S00-T88 > T20-T25 > T24 > T24.7 > T24.79 T24.79 Corrosion of third degree of multiple sites of lower limb, except ankle and foot Non-Billable/Non-Specific Codes T24.791Corrosion of third degree of multiple sites of right lower limb, except ankle and footT24.791A..., initial encounterT24.791D..., subsequent encounterT24.791S..., sequelaT24.792Corrosion of third degree of multiple sites of left lower limb, except ankle and footT24.792A..., initial encounterT24.792D..., subsequent encounterT24.792S..., sequelaT24.799Corrosion of third degree of multiple sites of unspecified lower limb, except ankle and footT24.799A..., initial encounterT24.799D..., subsequent encounterT24.799S..., sequela