Excludes2

  • nystagmus and other irregular eye movements (H55)
  1. H52 Disorders of refraction and accommodation

    1. H52.0 Hypermetropia

      1. H52.00 Hypermetropia, unspecified eye

      2. H52.01 Hypermetropia, right eye

      3. H52.02 Hypermetropia, left eye

      4. H52.03 Hypermetropia, bilateral

    2. H52.1 Myopia

      1. H52.10 Myopia, unspecified eye

      2. H52.11 Myopia, right eye

      3. H52.12 Myopia, left eye

      4. H52.13 Myopia, bilateral

    3. H52.2 Astigmatism

      1. H52.20 Unspecified astigmatism

        • H52.201 Unspecified astigmatism, right eye
        • H52.202 Unspecified astigmatism, left eye
        • H52.203 Unspecified astigmatism, bilateral
        • H52.209 Unspecified astigmatism, unspecified eye
      2. H52.21 Irregular astigmatism

        • H52.211 Irregular astigmatism, right eye
        • H52.212 Irregular astigmatism, left eye
        • H52.213 Irregular astigmatism, bilateral
        • H52.219 Irregular astigmatism, unspecified eye
      3. H52.22 Regular astigmatism

        • H52.221 Regular astigmatism, right eye
        • H52.222 Regular astigmatism, left eye
        • H52.223 Regular astigmatism, bilateral
        • H52.229 Regular astigmatism, unspecified eye
    4. H52.3 Anisometropia and aniseikonia

      1. H52.31 Anisometropia

      2. H52.32 Aniseikonia

    5. H52.4 Presbyopia

    6. H52.5 Disorders of accommodation

      1. H52.51 Internal ophthalmoplegia (complete) (total)

        • H52.511 Internal ophthalmoplegia (complete) (total), right eye
        • H52.512 Internal ophthalmoplegia (complete) (total), left eye
        • H52.513 Internal ophthalmoplegia (complete) (total), bilateral
        • H52.519 Internal ophthalmoplegia (complete) (total), unspecified eye
      2. H52.52 Paresis of accommodation

        • H52.521 Paresis of accommodation, right eye
        • H52.522 Paresis of accommodation, left eye
        • H52.523 Paresis of accommodation, bilateral
        • H52.529 Paresis of accommodation, unspecified eye
      3. H52.53 Spasm of accommodation

        • H52.531 Spasm of accommodation, right eye
        • H52.532 Spasm of accommodation, left eye
        • H52.533 Spasm of accommodation, bilateral
        • H52.539 Spasm of accommodation, unspecified eye
    7. H52.6 Other disorders of refraction

    8. H52.7 Unspecified disorder of refraction

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.