T21.43⚠ Requires 7th Character
Corrosion of unspecified degree of upper back
⚠ 7th Character Required
The appropriate 7th character is to be added to each code from category T21
This code is not valid for billing without a 7th character. Append one of the following to T21.43:
Inclusion Terms
Also Indexed As(ICD-10-CM Alphabetic Index)
These clinical terms, synonyms, and manifestations all map to T21.43 in the official ICD-10-CM Alphabetic Index.
Code Hierarchy
┌19Injury, poisoning and certain other consequences of external causes (S00-T88)├T20-T25Burns and corrosions of external body surface, specified by site (T20-T25)├T21Burn and corrosion of trunk
└T21.43Corrosion of unspecified degree of upper back
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