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Clostridioides difficile Screen
MessageFor 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
C. diff Toxin B
CPT Codes
87493 for GDH Ag EIA testing. 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.
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
Refrigerated = 72 hours
Frozen = 70C - 7 days
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Reject if formed stool.
Reject if colonoscopy sample
Reject if colonoscopy sample
Methodology
EIA testing
Setup Schedule
Monday - Friday testing performed at 10am and 6pm
Saturday-Sunday testing performed at 1pm
BS
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: November 7, 2023
