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ICD-10 diagnosis code

X31 Exposure to excessive natural cold

This page in Swedish

X31 is the ICD-10 code for Exposure to excessive natural cold. It is a three-character category that is not subdivided further. It belongs to the block X30–X39 (Exposure to forces of nature) in Chapter XX, External causes of morbidity and mortality.

Code type
Category (3 characters)
Chapter
XX · V01–Y98
Classification
WHO ICD-10, 2019 version

What X31 includes

Conditions and terms that are coded here.

  • excessive cold as the cause of:
    • chilblains NOS
    • immersion foot or hand
  • exposure to:
    • cold NOS
    • weather conditions

What X31 excludes

Conditions that look similar but belong under another code.

  • cold of man-made origin W93
  • contact with or inhalation of:

X31 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

X31Exponering för extrem naturlig köld

  • X31.0Exponering för extrem naturlig köld - bostad och bostadsområde
  • X31.1Exponering för extrem naturlig köld - institutionellt boende
  • X31.2Exponering för extrem naturlig köld - skola, annan institution och offentlig lokal
  • X31.3Exponering för extrem naturlig köld - idrotts- och sportanläggning
  • X31.4Exponering för extrem naturlig köld - gata och väg
  • X31.5Exponering för extrem naturlig köld - butiks-, handels- eller serviceområde
  • X31.6Exponering för extrem naturlig köld - industriområde, byggarbetsplats
  • X31.7Exponering för extrem naturlig köld - lantbruksområde
  • and 2 more national subcodes
FinlandICD-10-FI

X31Altistuminen voimakkaalle luonnolliselle kylmyydelle

FranceICD-10-FR

X31Exposition à un froid naturel excessif

NetherlandsICD-10-NL

X31blootstelling aan extreme natuurlijke koude

United StatesICD-10-CM

Listed through more specific codes:

  • X31.XXXAExposure to excessive natural cold, initial encounter
  • X31.XXXDExposure to excessive natural cold, subsequent encounter
  • X31.XXXSExposure to excessive natural cold, sequela

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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