chemosis

/kɪˈmoʊsɪs/
noun
  1. Swelling of the conjunctiva, the clear membrane covering the white part of the eye, often due to allergy or infection.
    • Chemosis can make it difficult to close the eye completely.
    • The patient's eye was red and swollen with chemosis after an allergic reaction.
    • Doctors treated the chemosis with antihistamine eye drops.
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