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ICD-10 diagnosis code

R23.4 Changes in skin texture

This page in Swedish

R23.4 is the ICD-10 code for Changes in skin texture. It is a four-character subcategory of R23 (Other skin changes), the most specific level in the WHO edition. It belongs to the block R20–R23 (Symptoms and signs involving the skin and subcutaneous tissue) in Chapter XVIII, Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified.

Code type
Subcategory (4 characters)
Chapter
XVIII · R00–R99
Classification
WHO ICD-10, 2019 version

What R23.4 includes

Conditions and terms that are coded here.

  • Desquamation
    • of skin
  • Induration
    • of skin
  • Scaling
    • of skin

What R23.4 excludes

Conditions that look similar but belong under another code.

  • epidermal thickening NOS L85.9

R23.4 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

R23.4Förändringar i hudstrukturen

  • R23.4ADeskvamation av huden
  • R23.4BInduration av huden
  • R23.4CKeratolysis exfoliativa
  • R23.4DRagad i hud
  • R23.4WAndra och ospecificerade förändringar i hudstrukturen
NorwayICD-10-NO

R23.4Forandring i hudstruktur

DenmarkICD-10-DK

DR234Ændringer i hudstrukturen

  • DR234AInduration af huden
  • DR234BSkællende hud
FinlandICD-10-FI

R23.4Ihon rakenteen muutokset

GermanyICD-10-GM

R23.4Veränderungen des Hautreliefs

FranceICD-10-FR

R23.4Modifications du tissu cutané

NetherlandsICD-10-NL

R23.4veranderingen van huidstructuur

United StatesICD-10-CM

R23.4Changes in skin texture

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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