Outbreak of Nosocomial Multidrug-ResistantEnterobacter aerogenesin a Geriatric Unit: Failure of Isolation Contact, Analysis of Risk Factors, and Use of Pulsed-Field Gel Electrophoresis

We describe herein an outbreak of Enterobacter aerogenes in a geriatric acute unit with failure of contact isolation that necessitated the temporary closure of the department. We emphasize the need for guidelines for the management of multiresistant bacteria.