ESBLs: A Clear and Present Danger?

Table 2

	Community onset	Hospital onset, particularly ITU
Organism	E. coli	Klebsiella spp
Type of ESBL	CTX-M	SHV,TEM
Type of infection	Usually UTIs, but also bacteraemia and GI infection	Bacteraemia, intra-abdominal, and respiratory and urinary infection
Molecular epidemiology	Isolates not always related	Isolates usually related, that is, outbreak