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Corrosion (injury) (acid) (caustic) (chemical) (lime) (external) (internal), ear (auricle) (external) (canal)

Corrosion (injury) (acid) (caustic) (chemical) (lime) (external) (internal), ear (auricle) (external) (canal)

T20.41
drumT28.91
first degreeT20.51
second degreeT20.61
third degreeT20.71

Source: official CMS/NCHS ICD-10-CM Index to Diseases and Injuries. Informational only.

Data current as of FY2026 CMS/NCHS release. Not affiliated with or endorsed by CMS, HHS, or NCHS.

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