ICD-10-CM > S00-T88 > T20-T25 > T24 > T24.5 T24.5 Corrosion of first degree of lower limb, except ankle and foot Non-Billable/Non-Specific Code First (T51-T65) to identify chemical and intent Use Additional external cause code to identify place (Y92) Codes T24.50Corrosion of first degree of unspecified site of lower limb, except ankle and footT24.501Corrosion of first degree of unspecified site of right lower limb, except ankle and footT24.501A..., initial encounterT24.501D..., subsequent encounterT24.501S..., sequelaT24.502Corrosion of first degree of unspecified site of left lower limb, except ankle and footT24.502A..., initial encounterT24.502D..., subsequent encounterT24.502S..., sequelaT24.509Corrosion of first degree of unspecified site of unspecified lower limb, except ankle and footT24.509A..., initial encounterT24.509D..., subsequent encounterT24.509S..., sequelaT24.51Corrosion of first degree of thighT24.511Corrosion of first degree of right thighT24.511A..., initial encounterT24.511D..., subsequent encounterT24.511S..., sequelaT24.512Corrosion of first degree of left thighT24.512A..., initial encounterT24.512D..., subsequent encounterT24.512S..., sequelaT24.519Corrosion of first degree of unspecified thighT24.519A..., initial encounterT24.519D..., subsequent encounterT24.519S..., sequelaT24.52Corrosion of first degree of kneeT24.521Corrosion of first degree of right kneeT24.521A..., initial encounterT24.521D..., subsequent encounterT24.521S..., sequelaT24.522Corrosion of first degree of left kneeT24.522A..., initial encounterT24.522D..., subsequent encounterT24.522S..., sequelaT24.529Corrosion of first degree of unspecified kneeT24.529A..., initial encounterT24.529D..., subsequent encounterT24.529S..., sequelaT24.53Corrosion of first degree of lower legT24.531Corrosion of first degree of right lower legT24.531A..., initial encounterT24.531D..., subsequent encounterT24.531S..., sequelaT24.532Corrosion of first degree of left lower legT24.532A..., initial encounterT24.532D..., subsequent encounterT24.532S..., sequelaT24.539Corrosion of first degree of unspecified lower legT24.539A..., initial encounterT24.539D..., subsequent encounterT24.539S..., sequelaT24.59Corrosion of first degree of multiple sites of lower limb, except ankle and footT24.591Corrosion of first degree of multiple sites of right lower limb, except ankle and footT24.591A..., initial encounterT24.591D..., subsequent encounterT24.591S..., sequelaT24.592Corrosion of first degree of multiple sites of left lower limb, except ankle and footT24.592A..., initial encounterT24.592D..., subsequent encounterT24.592S..., sequelaT24.599Corrosion of first degree of multiple sites of unspecified lower limb, except ankle and footT24.599A..., initial encounterT24.599D..., subsequent encounterT24.599S..., sequela