Incidence and screening of wound infection causing microorganisms

Different types of wounds samples were collected from 19 patients during March-April 2011 in Namakkal, Tamil Nadu, India. Four types of bacterial species were isolated and identified by selective culture medium and standard biochemical tests from the collected wound samples. Each wound samples showed one or more bacterial isolate, totally 78.9% of samples exhibited 24 isolates. Among them, Staphylococcus aureus (54.1%) was the predominant isolate, second most was Klebsiella pneumoniae (20.8%) followed by Pseudomonas aeruginosa (16.6%) and the lowest percentage was recorded by Escherichia coli (8.3%). Highest occurrence was observed in burn wound samples (44%) and second most is the accident and post-operative wound samples (25%) followed by skin wound samples (24%).