Clostridioides difficile Screen

Message
For Specimen Integrity during Extreme Weather see the “Lockbox Usage in Extreme Weather” document at the top of this page.


Test Code
CDIFF


Alias/See Also
75424;
C. diff Toxin B


CPT Codes
87449 If Toxin A/B confirmatory EIA testing is done, additional charge 87324.

Preferred Specimen
5 mL Stool unpreserved in sterile leak proof container
NOTE: Colonoscopy samples are unacceptable for testing.


Minimum Volume
2 mL


Instructions
Unpreserved in sterile leak proof container


Transport Container
Clean Screw Capped Container


Transport Temperature
Room Temperature


Specimen Stability
Room Temperature = 24 hours
Refrigerated = 72 hours
Frozen = 70C - 7 days


Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Reject if formed stool.
Reject if colonoscopy sample


Methodology
EIA testing

Setup Schedule
Monday - Friday testing performed at 10am and 6pm
Saturday-Sunday testing performed at 1pm
BS


Report Available
1 Day


Clinical Significance
C. difficile is the major cause of antibiotic-associated diarrhea (AAD) and pseudomembranous colitits.


Performing Laboratory
CompuNet Clinical Laboratories, LLC
2308 Sandridge Drive
Moraine, OH 45439


Last Updated: January 12, 2024


The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.