1. H53 Visual disturbances

    1. H53.0 Amblyopia ex anopsia

      1. H53.00 Unspecified amblyopia

        • H53.001 Unspecified amblyopia, right eye
        • H53.002 Unspecified amblyopia, left eye
        • H53.003 Unspecified amblyopia, bilateral
        • H53.009 Unspecified amblyopia, unspecified eye
      2. H53.01 Deprivation amblyopia

        • H53.011 Deprivation amblyopia, right eye
        • H53.012 Deprivation amblyopia, left eye
        • H53.013 Deprivation amblyopia, bilateral
        • H53.019 Deprivation amblyopia, unspecified eye
      3. H53.02 Refractive amblyopia

        • H53.021 Refractive amblyopia, right eye
        • H53.022 Refractive amblyopia, left eye
        • H53.023 Refractive amblyopia, bilateral
        • H53.029 Refractive amblyopia, unspecified eye
      4. H53.03 Strabismic amblyopia

        • H53.031 Strabismic amblyopia, right eye
        • H53.032 Strabismic amblyopia, left eye
        • H53.033 Strabismic amblyopia, bilateral
        • H53.039 Strabismic amblyopia, unspecified eye
      5. H53.04 Amblyopia suspect

        • H53.041 Amblyopia suspect, right eye
        • H53.042 Amblyopia suspect, left eye
        • H53.043 Amblyopia suspect, bilateral
        • H53.049 Amblyopia suspect, unspecified eye
    2. H53.1 Subjective visual disturbances

      1. H53.10 Unspecified subjective visual disturbances

      2. H53.11 Day blindness

        Inclusion term(s):

        • Hemeralopia
      3. H53.12 Transient visual loss

        Inclusion term(s):

        • Scintillating scotoma
        • H53.121 Transient visual loss, right eye
        • H53.122 Transient visual loss, left eye
        • H53.123 Transient visual loss, bilateral
        • H53.129 Transient visual loss, unspecified eye
      4. H53.13 Sudden visual loss

        • H53.131 Sudden visual loss, right eye
        • H53.132 Sudden visual loss, left eye
        • H53.133 Sudden visual loss, bilateral
        • H53.139 Sudden visual loss, unspecified eye
      5. H53.14 Visual discomfort

        Inclusion term(s):

        • Asthenopia
        • Photophobia
        • H53.141 Visual discomfort, right eye
        • H53.142 Visual discomfort, left eye
        • H53.143 Visual discomfort, bilateral
        • H53.149 Visual discomfort, unspecified
      6. H53.15 Visual distortions of shape and size

        Inclusion term(s):

        • Metamorphopsia
      7. H53.16 Psychophysical visual disturbances

      8. H53.19 Other subjective visual disturbances

        Inclusion term(s):

        • Visual halos
    3. H53.2 Diplopia

      Inclusion term(s):

      • Double vision
    4. H53.3 Other and unspecified disorders of binocular vision

      1. H53.30 Unspecified disorder of binocular vision

      2. H53.31 Abnormal retinal correspondence

      3. H53.32 Fusion with defective stereopsis

      4. H53.33 Simultaneous visual perception without fusion

      5. H53.34 Suppression of binocular vision

    5. H53.4 Visual field defects

      1. H53.40 Unspecified visual field defects

      2. H53.41 Scotoma involving central area

        Inclusion term(s):

        • Central scotoma
        • H53.411 Scotoma involving central area, right eye
        • H53.412 Scotoma involving central area, left eye
        • H53.413 Scotoma involving central area, bilateral
        • H53.419 Scotoma involving central area, unspecified eye
      3. H53.42 Scotoma of blind spot area

        Inclusion term(s):

        • Enlarged blind spot
        • H53.421 Scotoma of blind spot area, right eye
        • H53.422 Scotoma of blind spot area, left eye
        • H53.423 Scotoma of blind spot area, bilateral
        • H53.429 Scotoma of blind spot area, unspecified eye
      4. H53.43 Sector or arcuate defects

        Inclusion term(s):

        • Arcuate scotoma
        • Bjerrum scotoma
        • H53.431 Sector or arcuate defects, right eye
        • H53.432 Sector or arcuate defects, left eye
        • H53.433 Sector or arcuate defects, bilateral
        • H53.439 Sector or arcuate defects, unspecified eye
      5. H53.45 Other localized visual field defect

        Inclusion term(s):

        • Peripheral visual field defect
        • Ring scotoma NOS
        • Scotoma NOS
        • H53.451 Other localized visual field defect, right eye
        • H53.452 Other localized visual field defect, left eye
        • H53.453 Other localized visual field defect, bilateral
        • H53.459 Other localized visual field defect, unspecified eye
      6. H53.46 Homonymous bilateral field defects

        Inclusion term(s):

        • Homonymous hemianopia
        • Homonymous hemianopsia
        • Quadrant anopia
        • Quadrant anopsia
        • H53.461 Homonymous bilateral field defects, right side
        • H53.462 Homonymous bilateral field defects, left side
        • H53.469 Homonymous bilateral field defects, unspecified side

          Inclusion term(s):

          • Homonymous bilateral field defects NOS
      7. H53.47 Heteronymous bilateral field defects

        Inclusion term(s):

        • Heteronymous hemianop(s)ia
      8. H53.48 Generalized contraction of visual field

        • H53.481 Generalized contraction of visual field, right eye
        • H53.482 Generalized contraction of visual field, left eye
        • H53.483 Generalized contraction of visual field, bilateral
        • H53.489 Generalized contraction of visual field, unspecified eye
    6. H53.5 Color vision deficiencies

      Inclusion term(s):

      • Color blindness
      1. H53.50 Unspecified color vision deficiencies

        Inclusion term(s):

        • Color blindness NOS
      2. H53.51 Achromatopsia

      3. H53.52 Acquired color vision deficiency

      4. H53.53 Deuteranomaly

        Inclusion term(s):

        • Deuteranopia
      5. H53.54 Protanomaly

        Inclusion term(s):

        • Protanopia
      6. H53.55 Tritanomaly

        Inclusion term(s):

        • Tritanopia
      7. H53.59 Other color vision deficiencies

    7. H53.6 Night blindness

      1. H53.60 Unspecified night blindness

      2. H53.61 Abnormal dark adaptation curve

      3. H53.62 Acquired night blindness

      4. H53.63 Congenital night blindness

      5. H53.69 Other night blindness

    8. H53.7 Vision sensitivity deficiencies

      1. H53.71 Glare sensitivity

      2. H53.72 Impaired contrast sensitivity

    9. H53.8 Other visual disturbances

    10. H53.9 Unspecified visual disturbance

Abbreviations used here:

NEC Not elsewhere classifiable
This abbreviation in the Tabular List represents “other specified”. When a specific code is not available for a condition, the Tabular List includes an NEC entry under a code to identify the code as the “other specified” code.

NOS Not otherwise specified
This abbreviation is the equivalent of unspecified.