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ICD-10 diagnosis code

R02 Gangrene, not elsewhere classified

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R02 is the ICD-10 code for Gangrene, not elsewhere classified. It is a three-character category that is not subdivided further. It belongs to the block R00–R09 (Symptoms and signs involving the circulatory and respiratory systems) in Chapter XVIII, Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified.

Code type
Category (3 characters)
Chapter
XVIII · R00–R99
Classification
WHO ICD-10, 2019 version

What R02 excludes

Conditions that look similar but belong under another code.

  • gangrene in:
    • atherosclerosis I70.2
    • diabetes mellitus (with common fourth character .5) E10-E14
    • other peripheral vascular diseases I73.-
  • gangrene of certain specified sites - see Alphabetical Index
  • gas gangrene A48.0
  • pyoderma gangrenosum L88

R02 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

R02Gangrän som ej klassificeras på annan plats

  • R02.9Gangrän som ej klassificeras på annan plats
NorwayICD-10-NO

R02Gangren ikke klassifisert annet sted

DenmarkICD-10-DK

DR02Koldbrand IKA

  • DR029Gangræn IKA
FinlandICD-10-FI

R02Muualla luokittamaton gangreeni

GermanyICD-10-GM

R02Gangrän, anderenorts nicht klassifiziert

  • R02.0Nekrose der Haut und Unterhaut, anderenorts nicht klassifiziert
  • R02.8Sonstige und nicht näher bezeichnete Gangrän, anderenorts nicht klassifiziert
FranceICD-10-FR

R02Gangrène, non classée ailleurs

NetherlandsICD-10-NL

R02gangreen, niet elders geclassificeerd

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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