Eye Disease - H49-H52 Disorders of Ocular Muscles, Binocular Movement, Accommodation and Refraction

H49-H52 Disorders of Ocular Muscles, Binocular Movement, Accommodation and Refraction

  • (H49-H50) Strabismus (Crossed eye/Wandering eye/Walleye) — the eyes do not point in the same direction
    • (H49.3-4) Ophthalmoparesis — the partial or total paralysis of the eye muscles
    • (H49.4) Progressive external ophthalmoplegia — weakness of the external eye muscles
    • (H50.0, H50.3) Esotropia — the tendency for eyes to become cross-eyed
    • (H50.1, H50.3) Exotropia — the tendency for eyes to look outward
  • H52 Disorders of refraction and accommodation
    • (H52.0) Hypermetropia (Farsightedness) — the inability to focus on near objects (and in extreme cases, any objects)
    • (H52.1) Myopia (Nearsightedness) — distant objects appear blurred
    • (H52.2) Astigmatism — the cornea or the lens of the eye is not perfectly spherical, resulting in different focal points in different planes
    • (H52.3) Anisometropia — the lenses of the two eyes have different focal lengths
    • (H52.4) Presbyopia — a condition that occurs with growing age and results in the inability to focus on close objects
    • (H52.5) Disorders of accommodation
      • Internal ophthalmoplegia

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