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
  • H05.119

    Granuloma of unspecified orbit

  • H05.12

    Orbital myositis

  • H05.121

    Orbital myositis, right orbit

  • H05.122

    Orbital myositis, left orbit

  • H05.123

    Orbital myositis, bilateral

  • H05.129

    Orbital myositis, unspecified orbit

  • H05.2

    Exophthalmic conditions

  • H05.20

    Unspecified exophthalmos

  • H05.21

    Displacement (lateral) of globe

  • H05.211

    Displacement (lateral) of globe, right eye

  • H05.212

    Displacement (lateral) of globe, left eye

  • H05.213

    Displacement (lateral) of globe, bilateral

  • H05.219

    Displacement (lateral) of globe, unspecified eye

  • H05.22

    Edema of orbit

  • H05.221

    Edema of right orbit

  • H05.222

    Edema of left orbit

  • H05.223

    Edema of bilateral orbit

  • H05.229

    Edema of unspecified orbit

  • H05.23

    Hemorrhage of orbit

  • H05.231

    Hemorrhage of right orbit

  • H05.232

    Hemorrhage of left orbit

  • H05.233

    Hemorrhage of bilateral orbit

  • H05.239

    Hemorrhage of unspecified orbit

  • H05.24

    Constant exophthalmos

  • H05.241

    Constant exophthalmos, right eye

  • H05.242

    Constant exophthalmos, left eye

  • H05.243

    Constant exophthalmos, bilateral

  • H05.249

    Constant exophthalmos, unspecified eye

  • H05.25

    Intermittent exophthalmos

  • H05.251

    Intermittent exophthalmos, right eye

  • H05.252

    Intermittent exophthalmos, left eye

  • H05.253

    Intermittent exophthalmos, bilateral

  • H05.259

    Intermittent exophthalmos, unspecified eye

  • H05.26

    Pulsating exophthalmos

  • H05.261

    Pulsating exophthalmos, right eye

  • H05.262

    Pulsating exophthalmos, left eye

  • H05.263

    Pulsating exophthalmos, bilateral

  • H05.269

    Pulsating exophthalmos, unspecified eye

  • H05.3

    Deformity of orbit

  • H05.30

    Unspecified deformity of orbit

  • H05.31

    Atrophy of orbit

  • H05.311

    Atrophy of right orbit

  • H05.312

    Atrophy of left orbit

  • H05.313

    Atrophy of bilateral orbit

  • H05.319

    Atrophy of unspecified orbit

  • H05.32

    Deformity of orbit due to bone disease

  • H05.321

    Deformity of right orbit due to bone disease

  • H05.322

    Deformity of left orbit due to bone disease

  • H05.323

    Deformity of bilateral orbits due to bone disease

  • H05.329

    Deformity of unspecified orbit due to bone disease

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