9B50

ICD-11 MMS 2026-01

Episcleritis

Description

Episcleritis is a benign, self-limiting inflammatory disease affecting part of the eye called the episclera. The episclera is a thin layer of tissue that lies between the conjunctiva and the connective tissue layer that forms the white of the eye (sclera). Episcleritis is a common condition, and is characterised by the abrupt onset of mild eye pain and redness.

Index terms

  • Episcleritis
  • episcleritis NOS
  • Nodular episcleritis
Show allHide
  • Episcleritis periodica fugax
  • Suppurative episcleritis

Exclusions from above levels

  • 01 – Certain infectious or parasitic diseases
  • 05 – Endocrine, nutritional or metabolic diseases
  • 18 – Complications of pregnancy, childbirth and the puerperium
Show allHide
  • 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

  • 9B51 – Scleritis
  • 9B52 – Scleral staphyloma
  • 9B5Y – Other specified disorders of sclera
  • 9B5Z – Disorders of sclera, unspecified

Foundation entity

Episcleritis – http://id.who.int/icd/entity/406987739

Allowed postcoordination axes

Part of: 09: Diseases of the visual system