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Test Code 145890910 Clostridium difficile Toxin

Important Note

Please note new testing and reporting protocol effective June 19, 2024.

Initial testing will consist of concurrent detection for glutamate dehydrogenase (GDH) antigen as well as Toxins A &  B by rapid enzyme immunoassay (EIA). 

Only FRESH specimens (not in CS preservative vial) that are Positive for GDH and Negative for Toxins will be subsequently tested by PCR.

Performing Laboratory

Torrance Memorial Laboratories

Specimen Requirements

Container: Sterile Container (container "s" or CS preservative vial (container "o" or "y") -  click link under "Resources" to see picture)
 

Specimen types:  Submit ONE unformed (soft, loose or liquid) stool.
 

Unacceptable Conditions: Formed stool or swabs, 

Specimen Transport Temperature

Refrigerated

 

Stability:

Up to 3 days

Methodology

EIA, PCR

Reference Range

NEGATIVE for Toxigenic C. difficile

Day(s) Test Set Up/TAT

Performed:

Daily

 

TAT:

< 24 hrs

Aliases

C diff toxin

CPT Code

87324, 87449, 87493 (PCR)