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Test Code LAB5228 Clostridium Difficile, Toxigenic by PCR

Useful For

This test determines the presence of toxigenic C. difficile which carries the gene for toxin production, however, this test does not specifically test for active toxin production. The diagnosis of C. difficile associated diarrhea is made by combining a positive PCR test with clinical presentation.

 

C. Difficile 2-Step Testing Algorithim

Stool Collection Instructions

Special Instructions

Limit of one specimen every 7 days.

 

For inpatients, the patient must have at least 3 unformed stools within a 24 hour period, and must not have taken any laxatives

Performing Laboratory

  • Asante Rogue Regional Medical Center (ARRMC)
  • Asante Three Rivers Medical Center (ATRMC)

 

Performing Department

Microbiology

Specimen Required

  • Specimen Type

Fresh, unformed, raw (unpreserved) stool.

Place at least 1 to 2 tablespoons of unformed stool specimen in a sterile container (without additive).

 

  • Container type(s)

Sterile Collection Cup

Specimen Minimum Volume

5 mL

Specimen Stability Information

Store specimen at 2-8ºC or sent on ice.

 

The specimen is stable for up to 5 days when stored at 2-8ºC.

 

Alternatively, specimens can be kept at room temperature (up to 25ºC) for up to 24 hours.

Reject Due To

  • Lacking Two Patient Identifiers:
    • 1-Patient's First & Last name 
    • 2-Patient's Date of Birth
  • All specimens that do not take the shape of the container will be rejected.

Day(s) Performed

Monday through Sunday

On demand 24/7, report within 3 hours from receipt in lab

Method Name

Real Time PCR

CPT Code Information

87493

LOINC Code Information

54067-4