Division EENT-CONJ: Conjunctivitis

Conjunctivitis must meet at least one of the following criteria:

• Patient has pathogens cultured from purulent exudate obtained from the conjunctiva or contiguous tissues, such as eyelid, cornea, meibomian glands, or lacrimal glands

• Patient has pain or redness of conjunctiva or around eye

AND at least one of the following:

• WBCs and organisms seen on Gram’s stain of exudates

• purulent exudates

• positive antigen test (e.g. ELISA or IF for Chlamydia trachomatis, herpes simplex virus, adenovirus) on exudate or conjunctival scraping

• multinucleated giant cells seen on microscopic examination of conjunctival exudate or scrapings

• positive viral culture

• diagnostic single antibody titer (IgM) or four-fold increase in paired sera (IgG) for pathogen