Hypopyon

Definition

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.

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