a group of bacteria belonging to the Enterobacteriaceae family that are especially difficult to treat because of their resistance to certain antibiotics such as carbapenem. E. coli and Klebsiella are examples of Enterobacteriaceae, and this type of bacteria is present normally in the human intestine. Healthy people are typically not affected by CRE [..]

An emerging type of untreatable or difficult-to-treat Enterobacteriaceae that have developed high levels of resistance to antibiotics, including last-resort antibiotics called carbapenems.