Isolation of Some Bacteria from Chronic Otitis Media

Abstract

Chronic Otitis media is a very common disease in people of Diwania due to several factors , microbiological , envirnmental and social . Swab samples and data were collected from private surgeries of specialized doctors ( ENT ) . 75 samples were collected , 51 cases were positive ( 68%) and 24 cases were negative ( 32%). Number and percent of infected males 28 ( 54.9%) , while number and percent of infected females 23 ( 45.1%) . The main results showed high percents of infection were in ages between 20-29 years old and 30-39 years old( 31.4 % and 25.5% ) respectively . Six types of bacteria were isolated from the patients , two of them were gram positive ( Staphylococcus aureus and Streptococcus pyogens ) while gram negative were four ( Pseudomonas aeruginosa , Proteus vulgaris , E. coli and Enterobacter cloacae ) .
The highest percent of gram positive was S. aureus 90.5% , and the highest percent of gram negative was P.aeruginosa 56.6% ) .Sensitivity test was done to know the best antibiotic can be used as treatment for otitis media . The most effective antibiotics for most causative agents were cefotaxin , co-trimaxozole , gentamycin , tetracycline.