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ICD-10 diagnosis code

H51.1 Convergence insufficiency and excess

This page in Swedish

H51.1 is the ICD-10 code for Convergence insufficiency and excess. It is a four-character subcategory of H51 (Other disorders of binocular movement), the most specific level in the WHO edition. It belongs to the block H49–H52 (Disorders of ocular muscles, binocular movement, accommodation and refraction) in Chapter VII, Diseases of the eye and adnexa.

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

H51.1 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

H51.1Konvergensinsufficiens och konvergensexcess

  • H51.1AKonvergensinsufficiens
  • H51.1BKonvergensexcess
NorwayICD-10-NO

H51.1Konvergensinsuffisiens eller konvergenseksess

DenmarkICD-10-DK

DH511Konvergensforstyrrelse

FinlandICD-10-FI

H51.1Riittämätön tai liiallinen konvergenssi

GermanyICD-10-GM

H51.1Konvergenzschwäche und Konvergenzexzess

FranceICD-10-FR

H51.1Excès et insuffisance de convergence

NetherlandsICD-10-NL

H51.1insufficiënte of overmatige convergentie

United StatesICD-10-CM

Listed through more specific codes:

  • H51.11Convergence insufficiency
  • H51.12Convergence excess

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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