Figure 1.
Worldwide distribution of KPC, NDM, VIM, IMP, SME, SPM, and OXA-48 carbapenemases with a status of dissemination. E = endemic. S = sporadic. N = newly detected. KPC = Klebsiella pneumoniae carbapenemase. NDM = New Delhi metallo-β-lactamase. VIM = Verona-intergon-encoded metallo-β-lactamase. IMP = imipenemase, SME = Serratia marcescens enzyme, SPM = Sao Paulo metallo-β-lactamase. OXA = oxacillinase.