Medical Dictionary

ophthalmo–reaction

noun oph·thal·mo–re·ac·tion \-rē-ˈak-shən\

Medical Definition of OPHTHALMO-REACTION

:  a serological diagnostic reaction in a test formerly used that involved placing a test antigen (as tuberculin) on the mucous membrane of the eye with infection being indicated by a positive response characterized by hyperemia, swelling, and lacrimation

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