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Clostridium difficile Toxin B Nucleic Acid Test (NAT), Stool

Mnemonic:    [ST C diff]
Name:    Clostridium difficile Toxin B Nucleic Acid Test (NAT), Stool
Specimen:    1 Gram stool submitted in a sterile container. Liquid or semi-solid stools are required for testing; well formed stools will not be tested.

Samples in Cary-Blair transport media are not acceptable.
Transport Temp:    Refrigerated
Spec Stability:    Stable 5 days refrigerated or ambient (room temp) for 24 hours.
Reference Range:    Negative
Critical Range:    Positive
  Method:    Polymerase Real-Time Chain Reaction (PCR)
Note:    This nucleic acid test (NAT) is a real-time polymerase chain reaction (PCR) for toxin B gene sequences. This test will also presumptively identify 027/NAP1/BI toxigenic strains.