Chapter 7

H00–H59: Diseases of the Eye and Adnexa

Diseases of the Eye and Adnexa diagnostic classification updated for 2026.

Chapter Instructions

Excludes2(Not included here. Code separately if applicable.)
  • certain conditions originating in the perinatal period (P04-P96)
  • certain infectious and parasitic diseases (A00-B99)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A)
  • congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
  • diabetes mellitus related eye conditions (E09.3-, E10.3-, E11.3-, E13.3-)
  • endocrine, nutritional and metabolic diseases (E00-E88)
  • injury (trauma) of eye and orbit (S05.-)
  • injury, poisoning and certain other consequences of external causes (S00-T88)
  • neoplasms (C00-D49)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
  • syphilis related eye disorders (A50.01, A50.3-, A51.43, A52.71)
Internal Codes
  • H53.61

    Abnormal dark adaptation curve

  • H53.62

    Acquired night blindness

  • H53.63

    Congenital night blindness

  • H53.69

    Other night blindness

  • H53.7

    Vision sensitivity deficiencies

  • H53.71

    Glare sensitivity

  • H53.72

    Impaired contrast sensitivity

  • H53.8

    Other visual disturbances

  • H53.9

    Unspecified visual disturbance

  • H54

    Blindness and low vision

  • H54.0

    Blindness, both eyes

  • H54.0X

    Blindness, both eyes, different category levels

  • H54.0X3

    Blindness right eye, category 3

  • H54.0X33

    Blindness right eye category 3, blindness left eye category 3

  • H54.0X34

    Blindness right eye category 3, blindness left eye category 4

  • H54.0X35

    Blindness right eye category 3, blindness left eye category 5

  • H54.0X4

    Blindness right eye, category 4

  • H54.0X43

    Blindness right eye category 4, blindness left eye category 3

  • H54.0X44

    Blindness right eye category 4, blindness left eye category 4

  • H54.0X45

    Blindness right eye category 4, blindness left eye category 5

  • H54.0X5

    Blindness right eye, category 5

  • H54.0X53

    Blindness right eye category 5, blindness left eye category 3

  • H54.0X54

    Blindness right eye category 5, blindness left eye category 4

  • H54.0X55

    Blindness right eye category 5, blindness left eye category 5

  • H54.1

    Blindness, one eye, low vision other eye

  • H54.10

    Blindness, one eye, low vision other eye, unspecified eyes

  • H54.11

    Blindness, right eye, low vision left eye

  • H54.113

    Blindness right eye category 3, low vision left eye

  • H54.1131

    Blindness right eye category 3, low vision left eye category 1

  • H54.1132

    Blindness right eye category 3, low vision left eye category 2

  • H54.114

    Blindness right eye category 4, low vision left eye

  • H54.1141

    Blindness right eye category 4, low vision left eye category 1

  • H54.1142

    Blindness right eye category 4, low vision left eye category 2

  • H54.115

    Blindness right eye category 5, low vision left eye

  • H54.1151

    Blindness right eye category 5, low vision left eye category 1

  • H54.1152

    Blindness right eye category 5, low vision left eye category 2

  • H54.12

    Blindness, left eye, low vision right eye

  • H54.121

    Low vision right eye category 1, blindness left eye

  • H54.1213

    Low vision right eye category 1, blindness left eye category 3

  • H54.1214

    Low vision right eye category 1, blindness left eye category 4

  • H54.1215

    Low vision right eye category 1, blindness left eye category 5

  • H54.122

    Low vision right eye category 2, blindness left eye

  • H54.1223

    Low vision right eye category 2, blindness left eye category 3

  • H54.1224

    Low vision right eye category 2, blindness left eye category 4

  • H54.1225

    Low vision right eye category 2, blindness left eye category 5

  • H54.2

    Low vision, both eyes

  • H54.2X

    Low vision, both eyes, different category levels

  • H54.2X1

    Low vision, right eye, category 1

  • H54.2X11

    Low vision right eye category 1, low vision left eye category 1

  • H54.2X12

    Low vision right eye category 1, low vision left eye category 2

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