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    Infectious Disease Control Unit
    Mail Code: 1960
    PO BOX 149347 - Austin, TX 78714-9347
    1100 West 49th Street, Suite T801
    Austin, TX 78714

    Phone: (512) 776-7676
    Fax: (512) 776-7616


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Reporting CRE

AR/MDRO Home   CRE Home   Data   Investigation   Resources

Carbapenem-Resistant Enterobacteriaceae (CRE)

Antibiotic Resistant/Multidrug Resistant Organisms (AR/MDROs)


Report a suspected or confirmed case 
within 1 work day to your local health department.

Clinical Case Definition

When found in a clinical culture, CRE can represent an infection or colonization. There is no set clinical case definition as both can cause many types of symptoms.

Laboratory Confirmation

  • Report any Klebsiella species or E.coli from any body site/source that is laboratory confirmed.

Case Classification

  • Any Klebsiella species and E. coli that are resistant to any carbapenem, including meropenem, imipenem, doripenem, or ertapenem, OR
  • Production of a carbapenemase (i.e. KPC, NDM, VIM, IMP, OXA-48) demonstrated by a recognized test (i.e. polymerase chain reaction, metalloo β-lactamase test, modified Hodge test, Carba NP).

CRE Reporting Form (PDF)

    When reporting CRE, please include (if available):

  • a copy of the lab report
  • carbapenems tested
  • susceptibility of antibiotics
  • minimum inhibitory concentration (MIC)
  • positive phenotypic or PCR test, if applicable.

*A DSHS or local health department epidemiologist may contact you for follow-up after receiving your report. 

Last updated March 27, 2019