Microbiology Test

Test : Conjunctival culture


Indications : The test is to isolate and identify potentially pathogenic organisms.

Physiology : The major modes of transmission of diseases to the conjunctiva include the hands, airborne fomites, and spread for adjacent annexal infections. Eye infections include eyelid infections, blepharitis, dacryocystitis, orbital cellulitis, conjunctivitis, keratitis, endophthalmitis retinitis, and chorioretinitis. Pink eye is caused by adenovirus. It presents as bilateral conjunctivitis with a sudden onset. Herpes simplex and zoster present as periorbital or corneal infections. Nontuberculous mycobacterial keratitis may occur following trauma or surgery accompanied by the use of local corticosteroids.

Normal Range : Normal flora of the eye

Sample : Eye swab

Test Method : Aerobic culture on blood and chocolate agar

Related Tests : Adeno virus antibody titer, Adenovirus culture.

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