Carbapenemases in New York City: the continued decline of KPC-producing Klebsiella pneumoniae, but a new threat emerges.

Objectives: Carbapenemase-producing Enterobacteriaceae are important nosocomial pathogens in many medical centres. Surveillance is needed to track trends and detect emergence of new carbapenemases.

Methods: Single-patient isolates of Enterobacteriaceae were gathered from seven medical centres in New York City over a 3 month period in 2017.