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ICD-10 diagnosis code

H40.5 Glaucoma secondary to other eye disorders

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H40.5 is the ICD-10 code for Glaucoma secondary to other eye disorders. It is a four-character subcategory of H40 (Glaucoma), the most specific level in the WHO edition. It belongs to the block H40–H42 (Glaucoma) in Chapter VII, Diseases of the eye and adnexa.

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

Coding notes

  • Use additional code, if desired, to identify cause.

H40.5 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

H40.5Glaukom sekundärt till andra ögonsjukdomar

NorwayICD-10-NO

H40.5Glaukom etter annen øyelidelse

DenmarkICD-10-DK

DH405Glaukom sekundært til anden øjensygdom

  • DH405AGlaukom sekundært til pseudoexfoliationssyndrom
  • DH405BGlaukom sekundært til pigmentdispersionssyndrom
  • DH405CNeovaskulært glaukom
FinlandICD-10-FI

H40.5Muun silmätaudin aiheuttama glaukooma

GermanyICD-10-GM

H40.5Glaukom (sekundär) nach sonstigen Affektionen des Auges

FranceICD-10-FR

H40.5Glaucome secondaire à d'autres affections oculaires

NetherlandsICD-10-NL

H40.5secundair glaucoom, ten gevolge van overige oogaandoeningen

United StatesICD-10-CM

Listed through more specific codes:

  • H40.50X0Glaucoma secondary to other eye disorders, unspecified eye, stage unspecified
  • H40.50X1Glaucoma secondary to other eye disorders, unspecified eye, mild stage
  • H40.50X2Glaucoma secondary to other eye disorders, unspecified eye, moderate stage
  • H40.50X3Glaucoma secondary to other eye disorders, unspecified eye, severe stage
  • H40.50X4Glaucoma secondary to other eye disorders, unspecified eye, indeterminate stage
  • H40.51X0Glaucoma secondary to other eye disorders, right eye, stage unspecified
  • H40.51X1Glaucoma secondary to other eye disorders, right eye, mild stage
  • H40.51X2Glaucoma secondary to other eye disorders, right eye, moderate stage
  • and 12 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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