Laboratory Test Detail

Last Updated: July 13, 2024 @ 9:13 am


Clostridium Difficile Antigen and Toxin B gene by PCR

  • Random Stool in Sterile Specimen Container
  • 5 gm (Min:1 gm) Random Stool in Sterile Specimen Container. Submit Refrigerated.
Special Handling:
  • Unformed (liquid or soft) stool
Rejection Criteria:
  • Formed Stool
  • Specimen submitted frozen
  • Stool in preservative
Stability:Ambient: 1 Day(s); Refrigerated: 5 Day(s); Frozen: Unacceptable; Incubated: Unacceptable
  • Automated Real-Time PCR by Cepheid GeneXpert
Reported:1-3 Day(s)
CPT Codes:
  • 87493
Interpretive Data:

This assay was performed by Cepheid GeneXpert PCR, which detects the gene marker for toxin B-producing C. difficile strain and presumptive identification of 027/NAP1/BI. (Binary toxin and tcdC)

This test is only for use with liquid or soft stool. Performance characteristics of other clinical specimen types have not been established.

Performance characteristics were not established for patients <2 years of age.
  • 3168 - C. DIFF-PCR
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