Despite the great advance in surgical techniques, antimicrobial prophylaxis, environmental improvements in operating rooms, and eوٴectLve infection prevention strategies, surgical site infections (SSIs) remain one of the most common causes of health care associated infections (HAIs), ranking first when asymptomatic urinary tract infection is not taken into account. Нe SSIs causes increased morbidity and mortality, ranging from wound discharge associated with superficLDO skin infection to life-threatening conditions such as severe sepsis. Нe SSIs are responsible for an increased economic burden to healthcare systems in terms of additional postoperative hospital duration and costs