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ICD-10 diagnosis code

T21.4 Corrosion of unspecified degree of trunk

This page in Swedish

T21.4 is the ICD-10 code for Corrosion of unspecified degree of trunk. It is a four-character subcategory of T21 (Burn and corrosion of trunk), the most specific level in the WHO edition. It belongs to the block T20–T25 (Burns and corrosions of external body surface, specified by site) in Chapter XIX, Injury, poisoning and certain other consequences of external causes.

Code type
Subcategory (4 characters)
Chapter
XIX · S00–T98
Classification
WHO ICD-10, 2019 version

T21.4 in national editions

Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.

SwedenICD-10-SE

T21.4Frätskada av ospecificerad grad på bålen

NorwayICD-10-NO

T21.4Etseskade av uspesifisert grad på trunkus

DenmarkICD-10-DK

DT214Ætsning UNS på truncus

FinlandICD-10-FI

T21.4Vartalon syvyysasteeltaan määrittämätön syöpymä

GermanyICD-10-GM

T21.4Verätzung nicht näher bezeichneten Grades des Rumpfes

FranceICD-10-FR

T21.4Corrosion du tronc, degré non précisé

NetherlandsICD-10-NL

T21.4etsing van niet-gespecificeerde graad van romp

United StatesICD-10-CM

Listed through more specific codes:

  • T21.40XACorrosion of unspecified degree of trunk, unspecified site, initial encounter
  • T21.40XDCorrosion of unspecified degree of trunk, unspecified site, subsequent encounter
  • T21.40XSCorrosion of unspecified degree of trunk, unspecified site, sequela
  • T21.41XACorrosion of unspecified degree of chest wall, initial encounter
  • T21.41XDCorrosion of unspecified degree of chest wall, subsequent encounter
  • T21.41XSCorrosion of unspecified degree of chest wall, sequela
  • T21.42XACorrosion of unspecified degree of abdominal wall, initial encounter
  • T21.42XDCorrosion of unspecified degree of abdominal wall, subsequent encounter
  • and 19 more national subcodes

Based on the World Health Organization’s International Statistical Classification of Diseases and Related Health Problems, 10th revision (ICD-10), 2019 version, and the national editions published by each country’s health authority. This page is a reference, not coding advice; follow your national coding rules when you report.

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