conjuctival discharge. D. M. M. Lab. Conjunctival Discharge. Aim of the test An etiological diagnosis of bacterial conjunctivitis by aerobic cultivation with identification and susceptibility test of the isolated bacteria. Types of specimen Two swabs from discharge from the eye(s).
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D. M. M. Lab.
Conjunctival discharge Specimen collection
Pull down the lower eyelid so that the lower conjunctival fornix is exposed.
Swab the fornix without touching the rim of the eyelid with the sterile cotton swab.
Place the swab immediately in a bacterial transport medium or, if the specimen is brought to the laboratory immediately, in a sterile test tube with 0.5 mL of phosphate buffered saline.
Direct Immuno-fluorescence (DIF) Antibody labeling for
With Giema stain
With Iodine stain
Giemsa stain of Chlamydia inclusion bodies (purple "caps" on epithelial cell).
D. M. M. Lab.
Cultures from mastoid are generally taken on swabs during surgery and should be transported anaerobically.