MC20.2ICD-11 MMS 2026-01
Hypopyon
Description
Hypopyon is inflammatory cells in the anterior chamber of eye. It is a leukocytic exudate, seen in the anterior chamber, usually accompanied by redness of the conjunctiva and the underlying episclera. It is a sign of inflammation of the anterior uvea and iris, i.e. iritis, which is a form of anterior uveitis. The exudate settles at the bottom due to gravity.
Index terms
- Hypopyon
- hypopyon iridocyclitis
- pus in anterior chamber
Exclusions from above levels
Sibling codes
Foundation entity
Part of: MC20: Clinical findings of the visual system › 21: Symptoms, signs or clinical findings, not elsewhere classified