Volume 24, Number 4—April 2018
Research
Phenotypic and Genotypic Characterization of Enterobacteriaceae Producing Oxacillinase-48–Like Carbapenemases, United States
Table 2
Isolate no. | Species | Year | Source | HHS region† | MHT MEM | mCIM | Carba NP | ST | OXA allele | NDM allele | ESBLs |
---|---|---|---|---|---|---|---|---|---|---|---|
1 | Klebsiella pneumoniae | 2010 | Urine | 9 | + | + | + | ST34 | 181 | None | CTX-M-15 |
2 | K. pneumoniae | 2011 | Urine | 9 | + | + | + | ST34 | 181 | None | CTX-M-15 |
3 | K. pneumoniae | 2011 | Urine | 9 | + | + | + | ST34 | 181 | None | CTX-M-15 |
4 | K. pneumoniae | 2011 | Urine | 9 | + | + | + | ST34 | 181 | None | CTX-M-15 |
5 | K. pneumoniae | 2011 | Respiratory | 9 | + | + | + | ST34 | 181 | None | CTX-M-15 |
6 | K. ozaenae | 2011 | Respiratory | 9 | + | + | + | None | 181 | None | CTX-M-15 |
7 | K. pneumoniae | 2011 | Wound | 10 | + | + | + | ST14 | 232 | None | CTX-M-15 |
8 | K. pneumoniae | 2012 | Peritoneal fluid | 3 | + | + | – | ST43 | 181 | None | CTX-M-15 |
9 | K. pneumoniae | 2012 | Urine | 5 | + | + | + | ST14 | 232 | 1 | CTX-M-15 |
10 | K. pneumoniae | 2012 | Rectal swab | 5 | + | + | + | ST14 | 232 | 1 | CTX-M-15 |
11 | K. pneumoniae | 2013 | Urine | 3 | + | + | + | ST14 | 232 | 1 | CTX-M-15 |
12 | K. pneumoniae | 2013 | Respiratory | 3 | + | + | + | ST14 | 232 | 1 | CTX-M-15 |
13 | K. pneumoniae | 2013 | Respiratory | 5 | + | + | Ind | ST147 | 181 | None | CTX-M-15 |
14 | Enterobacter aerogenes | 2013 | Peritoneal fluid | 3 | + | + | + | None | 48 | None | None |
15 | K. pneumoniae | 2013 | Urine | 6 | + | + | – | ST16 | 232 | None | CTX-M-15 |
16 | K. pneumoniae | 2013 | Urine | 6 | + | + | – | ST16 | 232 | None | CTX-M-15 |
17 | K. pneumoniae | 2013 | Urine | 6 | + | + | Ind | ST16 | 232 | None | CTX-M-15 |
18 | K. pneumoniae | 2013 | Urine | 5 | + | + | + | ST14 | 232 | None | CTX-M-15 |
19 | K. pneumoniae | 2013 | Respiratory | 5 | + | + | Ind | ST43 | 181 | None | CTX-M-15 |
20 | K. pneumoniae | 2013 | Respiratory | 5 | + | + | + | ST43 | 181 | None | CTX-M-15 |
21 | K. pneumoniae | 2013 | Urine | 5 | + | + | + | ST15 | 48 | None | CTX-M-15 |
22 | K. pneumoniae | 2014 | Respiratory | 1 | + | + | + | ST437 | 232 | 5 | CTX-M-15, SHV-12 |
23 | K. pneumoniae | 2014 | Respiratory | 5 | + | + | + | ST14 | 48 | None | CTX-M-14b, CTX-M-15 |
24 | Escherichia coli | 2014 | Urine | 2 | + | + | – | None | 181 | None | None |
25 | K. pneumoniae | 2014 | Urine | 2 | + | + | + | ST36 | 48 | None | None |
26 | K. pneumoniae | 2013 | Urine | 9 | + | + | + | ST34 | 181 | None | CTX-M-15 |
27 | K. pneumoniae | 2013 | Urine | 9 | + | + | Ind | ST34 | 181 | None | CTX-M-15 |
28 | K. pneumoniae | 2014 | Respiratory | 4 | + | + | + | ST101 | 48 | None | CTX-M-15 |
29 | K. pneumoniae | 2014 | Respiratory | 4 | + | + | + | ST101 | 48 | None | CTX-M-15 |
30 | K. pneumoniae | 2014 | Unknown | 4 | + | + | + | ST101 | 48 | None | CTX-M-15 |
*ESBLs, extended-spectrum β-lactamases; HHS, Health and Human Services; Ind, indeterminate; mCIM, modified carbapenem inactivation method; MEM, meropenem; MHT, modified Hodge test; NDM, New Delhi metallo-β-lactamase gene; NP, Nordmann–Poirel; OXA, oxacillinase; ST, sequence type (by multilocus sequence typing); –, negative; +, positive.
†HHS regions: 1, Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, Vermont; 2, New Jersey, New York; 3, Delaware, District of Columbia, Maryland, Pennsylvania, Virginia, West Virginia; 4, Alabama, Florida, Georgia, Kentucky, Mississippi, North Carolina, South Carolina, Tennessee; 5, Illinois, Indiana, Michigan, Minnesota, Ohio, Wisconsin; 6, Arkansas, Louisiana, New Mexico, Oklahoma, Texas; 7, Iowa, Kansas, Missouri, Nebraska; 8, Colorado, Montana, North Dakota, South Dakota, Utah, Wyoming; 9, Arizona, California, Hawaii, Nevada; 10, Alaska, Idaho, Oregon, Washington.