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CLOSTRIDIUM DIFFICILE TOXIN DETECTION
MessagePlease see the link below under additional information for the test change update.
Test Code
LAB253
CPT Codes
87324
Includes
Test includes toxin B gene PCR and/or GDH (common antigen) immunoassay.
Preferred Specimen
Fresh stool in leak-proof container
Instructions
Make sure specimen container is labeled with patient name/hospital number (i.e., Optio label). Only liquid stool is appropriate for testing. Fecal samples contaminated with urine are sub-optimal but will be accepted for testing in the event that noncontaminated specimens are unobtainable.
Transport Temperature
Refrigerated
Specimen Stability
Must be delivered to laboratory ASAP.
Refrigerate: < 72 hours from collection to testing
Frozen: > 72 hours from collection to testing
Refrigerate: < 72 hours from collection to testing
Frozen: > 72 hours from collection to testing
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Prior positive result within the past 2 weeks. Formed stool (i.e. specimen must take the shape of itscontainer). Duplicate testing requested within 24 hours. Any specimen collected 48 hours from the time that the orderwas placed. Any specimen from a patient < 2 years of age. Testing may require consultation with Medical Director due to high carriagerates in this population.
Methodology
Polymerase Chain Reaction (PCR, Cephid C. difficile nucleic acid test for toxin B and/or immunoassay (GDH antibodies against C. difficile toxins A & B)
Setup Schedule
Sunday-Saturday
Reference Range
Negative
Performing Laboratory
West Virginia University Hospital, Inc.
Summersville Regional Medical Center United Hospital Center Uniontown Hospital
Additional Information
Test Notification
