| an outbreak of serratia marcescens infections related to contaminated chlorhexidine. | an outbreak of serratia marcescens infections occurred in a university tertiary-care hospital. alcohol-free chlorhexidine solutions were contaminated with s marcescens. the majority of patient and chlorhexidine strains had similar pulsed field-gel electrophoresis banding patterns. chlorhexidine was recalled, and the rate of s marcescens isolation returned to baseline. chlorhexidine without alcohol should not be used as an antiseptic. | 1998 | 9801292 |