9C61.35

ICD-11 MMS 2026-01

Ciliary block glaucoma

Description

Ciliary block glaucoma is a condition where aqueous misdirection into the vitreous cavity displaces the lens-iris diaphragm anteriorly thus causing angle closure with subsequent intraocular pressure elevation and optic nerve damage.

Index terms

  • Ciliary block glaucoma
  • malignant glaucoma

Exclusions from above levels

  • KA41 – Traumatic glaucoma due to birth injury
  • 01 – Certain infectious or parasitic diseases
  • 05 – Endocrine, nutritional or metabolic diseases
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  • 18 – Complications of pregnancy, childbirth and the puerperium
  • 19 – Certain conditions originating in the perinatal period
  • 22 – Injury, poisoning or certain other consequences of external causes
  • 8A21.0 – Posterior cortical atrophy

Sibling codes

  • 9C61.30 – Secondary angle closure glaucoma with pupillary block
  • 9C61.31 – Secondary angle closure glaucoma without pupillary block
  • 9C61.32 – Neovascular secondary angle closure glaucoma
  • 9C61.33 – Secondary angle closure glaucoma due to endothelial overgrowth
  • 9C61.34 – Secondary angle closure glaucoma due to epithelial ingrowth
  • 9C61.36 – Secondary angle closure glaucoma due to other anterior displacement of the lens-iris diaphragm
  • 9C61.3Y – Other specified secondary angle closure glaucoma
  • 9C61.3Z – Secondary angle closure glaucoma, unspecified

Foundation entity

Ciliary block glaucoma – http://id.who.int/icd/entity/372008837

Allowed postcoordination axes

Part of: 9C61.3: Secondary angle closure glaucoma › 9C61: Glaucoma › 09: Diseases of the visual system