conjunctival test

conjunctival test

a procedure used to identify offending allergens by instilling the eye with a dilute solution of the allergenic extract. A positive reaction in the allergic patient causes tearing and redness of the conjunctiva within 5 to 15 minutes. See also allergy testing.

conjunctival test

(kŏn-jŭngk-tī′văl)
An outdated allergy test in which the suspected antigen is placed in the conjunctival sac; if it is allergenic for that patient, the conjunctiva becomes red and itchy and tears are produced.