Collection, transport and examination of eye specimens Possible pathogens
Gram positive Staphylococcus aureus Streptococcus pneumonae Streptococcus agalactiae (Group – B) Streptococcus Pyogenes (Group – A) Other B- hemolytic streptococci
Gram negative Nesseria gonorrhoeae Haemophilus influenzae Haemophilus aegyptius Pseudomonas aeroginosa Moraxella lacunata Erterobacteria
Chlamydiae: C trachomatis Viruses: Adenoviruse, herpesviruses and enteroviruses
Inflammation of the the delicate membrane lining the eyelid and covering the eyeball conjunctiva is called conjunctivitis.Bacterial conjunctivitis is mainly caused by S. aureus, H. influenzae, H.aegyptius, S. Pneumoniae and occasionally by Moraxella lacunata.
Eye infection of new born infants can be caused by:
N. gonorrhoeae, transmitted as the infant passes down the birth canal. It causes a severe purulent conjunctivitis that can lead to blindness if not treated. Infection usualy develops within 72hours of birth.