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Test Code CXMDR MDR Surveillance Culture

Additional Codes

Epic: LAB12704

Specimen Minimum Volume

Eswab: Swab

Urine: Collection tube completely filled to fill line indicated on container

Report Available

4-5 days

Clinical Significance

A positive result indicates colonization with the MDR organism specified in the order comments. A positive result does not indicate that these organisms are causing an infection or that treatment for an infection needs to occur. Antibiotic susceptibility testing results will not be reported.


This order is for rule out of specific MDR Gram negative bacteria. The ordering provider must choose the organism of interest in EPIC or must write the name of the organism of interest in the order comments.

Specimen Stability Information

Must be received within 48hrs of collection

Specimen Instructions

  • Rectal Swab: Insert culture swab ~ 1 inch into rectum and gently rotate. 
  • Urine: Collect urine into sterile collection container and then transfer urine to a Grey Top urine transport tube.




Surveillance culture for Multi-Drug Resistant Gram negative bacteria to comply with Inova infection control policies. Submitter must indicate which MDR organism is being ruled out. Antibiotic susceptibility results will not be reported.



Clinical Reference

Negative for MDR Gram negative bacteria

Method Description

Aerobic bacterial culture and antibiotic susceptibility testing

Reject Due To

Dry swab received , stool submitted, improperly labeled specimen, insufficient volume, specimen not submitted in appropriate transport container, frozen specimen