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ICD-10 diagnosis code

T33.4 Superficial frostbite of arm

This page in Swedish

T33.4 is the ICD-10 code for Superficial frostbite of arm. It is a four-character subcategory of T33 (Superficial frostbite), the most specific level in the WHO edition. It belongs to the block T33–T35 (Frostbite) 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

What T33.4 excludes

Conditions that look similar but belong under another code.

  • superficial frostbite of wrist and hand alone T33.5

T33.4 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

T33.4Ytlig köldskada på arm

NorwayICD-10-NO

T33.4Overfladisk frostskade på arm

DenmarkICD-10-DK

DT334Overfladisk forfrysning på overekstremitet

FinlandICD-10-FI

T33.4Yläraajan pinnallinen paleltumavamma

GermanyICD-10-GM

T33.4Oberflächliche Erfrierung des Armes

FranceICD-10-FR

T33.4Gelure superficielle du bras et de l'avant-bras

NetherlandsICD-10-NL

T33.4oppervlakkige bevriezing van arm

United StatesICD-10-CM

Listed through more specific codes:

  • T33.40XASuperficial frostbite of unspecified arm, initial encounter
  • T33.40XDSuperficial frostbite of unspecified arm, subsequent encounter
  • T33.40XSSuperficial frostbite of unspecified arm, sequela
  • T33.41XASuperficial frostbite of right arm, initial encounter
  • T33.41XDSuperficial frostbite of right arm, subsequent encounter
  • T33.41XSSuperficial frostbite of right arm, sequela
  • T33.42XASuperficial frostbite of left arm, initial encounter
  • T33.42XDSuperficial frostbite of left arm, subsequent encounter
  • and 1 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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