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Sensitivity pattern of bacterial isolates from purulent conjunctivitis in Nguru, Northeast, Nigeria
Abstract
Background: Bacterial conjunctivities is a common condition encountered in practice
Objective: To ascertain the commonest cause of Bacterial conjunctivitis in this environment and its sensitivity pattern.
Design: This was cross sectional hospital- based study, carried out from January to December 2006 on all patients that attended the ophthalmology clinic with purulent conjunctivitis. The affected eyes were swabbed for the microscopy culture and sensitivity after obtaining their consent.
Results: There were 129 specimens sent for microscopy, culture and sensitivity. , 82(63.6%) yielded no bacterial growth while 47(36.4%) yielded significant growth. The most frequent Bacteria isolated were Staphylococcus aureus (46.9%) and Klebsiella spp (17.0%). Other bacteria seen include E coli (6.4%), Haemophilus influenzae (8.5%), Neisseria gonorrhoeae (10.6%) and Proteus spp (10.6%). The antimicrobial agent that showed the highest sensitivity among all the isolates was ciprofloxacin while chloramphenicol showed the least sensitivity.
Conclusion: Staphylococcus aureus was found to be the commonest cause of bacterial conjunctivitis and ciprofloxacin the most sensitive antimicrobial agent to all bacterial isolates.