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ICD-10 diagnosis code

H00.1 Chalazion

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H00.1 is the ICD-10 code for Chalazion. It is a four-character subcategory of H00 (Hordeolum and chalazion), the most specific level in the WHO edition. It belongs to the block H00–H06 (Disorders of eyelid, lacrimal system and orbit) in Chapter VII, Diseases of the eye and adnexa.

Code type
Subcategory (4 characters)
Chapter
VII · H00–H59
Classification
WHO ICD-10, 2019 version

H00.1 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

H00.1Chalazion (kalazion)

NorwayICD-10-NO

H00.1Chalazion

DenmarkICD-10-DK

DH001Chalazion

FinlandICD-10-FI

H00.1Luomirakkula

GermanyICD-10-GM

H00.1Chalazion

FranceICD-10-FR

H00.1Chalazion

NetherlandsICD-10-NL

H00.1chalazion

United StatesICD-10-CM

Listed through more specific codes:

  • H00.11Chalazion right upper eyelid
  • H00.12Chalazion right lower eyelid
  • H00.13Chalazion right eye, unspecified eyelid
  • H00.14Chalazion left upper eyelid
  • H00.15Chalazion left lower eyelid
  • H00.16Chalazion left eye, unspecified eyelid
  • H00.19Chalazion unspecified eye, unspecified eyelid

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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