Study on the Contamination of Tobruk Medical Center Environment by Aerobic Bacteria

Cleaning and disinfection of the hospital environment play important role in controlling nosocomial infection, Considerable studies indicated that contamination of the environmental surfaces in hospital wards take part in the transmission of nosocomial pathogens. This study was conducted to identify the type of bacteria causes contaminating different sites of the hospital. A total of 448swabes samples were collected from different sites, bacterial growth was observed in 337(84%), these gave 742bacterial isolate. Gram positive bacteria were the most common bacterial isolates and they occurred as follows Staphylococcus epidermidis 319 (42.9%), Staphylococcus aureus 210 (28.3%), and Bacillus spp 81 (10.9% ). Gram-negative bacteria that isolated in thi