A cluster of carbapenemase-producing Enterobacter cloacae complex ST171 at a tertiary care center demonstrating an ongoing regional threat.

Background: In Minnesota and North Dakota, a clonal strain of bla-producing Enterobacter cloacae complex has been reported with increasing frequency.

Methods: Between July 2015 and February 2016, 13 carbapenem-resistant E. cloacae complex isolates were identified at our institution.