表皮葡萄球菌通常被认为一种不致病的共生性细菌。当血中、伤口或尿液中培养到这种细菌时,过去一般认为是污染。最近一些报告证实此菌能引起感染,如细菌性心内膜炎、人工心瓣膜手术后心内膜炎、尿路感染、外科伤口感染及血管内导管性感染等。作者等自1977年1月至1978年8月这20个月中,在外科重点护理病房发现26例血培养表皮葡萄球菌阳性,其中3例为污 Staphylococcus epidermidis is commonly considered as a nonpathogenic commensal bacterium. When this bacterium is cultured in blood, wounds or urine, it has generally been considered as contamination. Some recent reports confirm that the bacteria can cause infections such as bacterial endocarditis, endocarditis after prosthetic heart valve surgery, urinary tract infections, surgical wound infections and intravascular catheter infections. Authors et al. In the 20 months from January 1977 to August 1978, 26 blood cultures of Staphylococcus epidermidis positive were found in surgical intensive care wards, of which 3 were smegma