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
  • H44.2E2

    Degenerative myopia with other maculopathy, left eye

  • H44.2E3

    Degenerative myopia with other maculopathy, bilateral

  • H44.2E9

    Degenerative myopia with other maculopathy, unspecified eye

  • H44.30

    Unspecified degenerative disorder of globe

  • H44.311

    Chalcosis, right eye

  • H44.312

    Chalcosis, left eye

  • H44.313

    Chalcosis, bilateral

  • H44.319

    Chalcosis, unspecified eye

  • H44.321

    Siderosis of eye, right eye

  • H44.322

    Siderosis of eye, left eye

  • H44.323

    Siderosis of eye, bilateral

  • H44.329

    Siderosis of eye, unspecified eye

  • H44.391

    Other degenerative disorders of globe, right eye

  • H44.392

    Other degenerative disorders of globe, left eye

  • H44.393

    Other degenerative disorders of globe, bilateral

  • H44.399

    Other degenerative disorders of globe, unspecified eye

  • H44.40

    Unspecified hypotony of eye

  • H44.411

    Flat anterior chamber hypotony of right eye

  • H44.412

    Flat anterior chamber hypotony of left eye

  • H44.413

    Flat anterior chamber hypotony of eye, bilateral

  • H44.419

    Flat anterior chamber hypotony of unspecified eye

  • H44.421

    Hypotony of right eye due to ocular fistula

  • H44.422

    Hypotony of left eye due to ocular fistula

  • H44.423

    Hypotony of eye due to ocular fistula, bilateral

  • H44.429

    Hypotony of unspecified eye due to ocular fistula

  • H44.431

    Hypotony of eye due to other ocular disorders, right eye

  • H44.432

    Hypotony of eye due to other ocular disorders, left eye

  • H44.433

    Hypotony of eye due to other ocular disorders, bilateral

  • H44.439

    Hypotony of eye due to other ocular disorders, unspecified eye

  • H44.441

    Primary hypotony of right eye

  • H44.442

    Primary hypotony of left eye

  • H44.443

    Primary hypotony of eye, bilateral

  • H44.449

    Primary hypotony of unspecified eye

  • H44.50

    Unspecified degenerated conditions of globe

  • H44.511

    Absolute glaucoma, right eye

  • H44.512

    Absolute glaucoma, left eye

  • H44.513

    Absolute glaucoma, bilateral

  • H44.519

    Absolute glaucoma, unspecified eye

  • H44.521

    Atrophy of globe, right eye

  • H44.522

    Atrophy of globe, left eye

  • H44.523

    Atrophy of globe, bilateral

  • H44.529

    Atrophy of globe, unspecified eye

  • H44.531

    Leucocoria, right eye

  • H44.532

    Leucocoria, left eye

  • H44.533

    Leucocoria, bilateral

  • H44.539

    Leucocoria, unspecified eye

  • H44.601

    Unspecified retained (old) intraocular foreign body, magnetic, right eye

  • H44.602

    Unspecified retained (old) intraocular foreign body, magnetic, left eye

  • H44.603

    Unspecified retained (old) intraocular foreign body, magnetic, bilateral

  • H44.609

    Unspecified retained (old) intraocular foreign body, magnetic, unspecified eye

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