Dr.SANCHIYKA THAKUR, S19850
Aim of study is to determine epidemiological features and find out common causative organism in 50 cases of corneal ulcer.A prospective study was carried out on 50 patients. Corneal swabs and scrapings were collected from all patients.Direct examination of sample was done by potassium hydroxide wet mount and gram stained smear and then inoculated onto blood agar,Mac Conkey agar and sabouraud dextrose agar media.Identification of growth was done based on its macroscopic and microscopic features.Bacterial colonies were identified by Gram staining.Out of 50 cases of corneal ulcer,74% cases were found to be culture positive in which fungi were more frequently isolated than bacteria .Staphylococcus aureus and Aspergillus spp were most frequent bacterium and fungus.Conclusion : S.Aureus and Aspergillus Spp were most common isolate to be associated with corneal ulcer and the incidence was higher in males of rural populationespecially farmers, who were predisposed to vegetative matter injury
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