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Carbapenem-resistant Enterobacteriaceae Rectal Screen

Test ID: 


CPT code:


Clinical Use:

Detect the presence of carbapenem-resistant or carbapenemase-producing Klebsiella spp and E coli from rectal specimens from patients in hospitals or long-term nursing care environments.

Additional Test Information:

Patients may be colonized with CRE or carbapenemase-producing Enterobacteriaceae at a concentration that is not detectable by this method.

Specimen Type:

Rectal or perianal swab

Requested Volume: 

One Swab

Container Type: 

Bacterial swab transport


Pass swab beyond anal sphincter, carefully rotate, and withdraw.

Storage Instructions:

Maintain specimen at room temperature. Stability at room temperature: 48 hours

Rejection Criteria

Specimen received without proper identification; inappropriate specimen transport device; unlabeled specimen or name discrepancy on test request label; specimen received after prolonged delay (usually >48 hours); expired transport device

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MCI Diagnostic

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Sun: 7 AM-3 PM

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