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Epic Code LAB2111447 Clostridioides difficile Toxin, PCR (Infectious Disease only)

Important Note

This test may only be ordered by Infectious Disease providers or after consultation with Infectious Disease.

Liquid/loose stools only in a sterile cup.

Eswabs will be rejected.

Test Name Alias

Clostridium difficile Toxin PCR | C diff |cdiff | 4023

Interface Order Alias

11512

Clinical Information

If this test returns positive, no additional testing will be done. On patients with specimens testing negative, the laboratory will not repeat testing sooner than 7 days following the last test. Situations requiring further consideration will be evaluated by Infectious Disease.

 

Icons & Photos

 

Empty Vial of the Stool Kit Sterile Container with Secured Screw-on Lid

Collection Instructions

Specimen Type: Liquid/loose stool

Container/Tube: Empty Vial (white cap) of the stool specimen collection kit or sterile container with screw-on lid. 

Collection Volume: Fill to the line on the container

Minimum volume: 5 mL

Collection Instructions:

  • No additive
  • Refrigerate until ready for transport to the lab
  • Make sure caps are secured, leaky specimens may be discarded
  • Liquid/loose stools only (consistency of water)
  • Label container with patient's full legal name, date of birth, date and time of collection and type/source of specimen.

Specimen Transport Temperature (off-site): 

  • Ambient

Rejection Criteria

The specimen will be rejected and the order canceled if any of the following criteria are met:

  • Hard, formed or soft stools (only liquid/loose stools will be accepted)
  • Leaky or overfilled containers
  • Improper collection or container is used
    • Specimen in liquid transport media (e.g. Cary Blair, formalin, SAF, etc.)
    • Specimen in diaper
    • Colon washing specimen
    • Rectal swab specimen
    • Specimen has been contaminated with water or urine
  • Unlabeled specimen or specimen that only contains one identifier (2 patient identifiers must be used)

Specimen Stability

Ambient: 24 hours

Refrigerate: 5 days

Laboratory Retention: 3 days

Test Frequency

Available daily, usual TAT less than 24 hours

Reference Range

Negative

 

Critical Values Table

Performing Department

Microbiology

Performing Department Laboratory Location

Corewell Health Reference Laboratory, Grand Rapids, MI

Methodology

Polymerase Chain Reaction (PCR)

 

This PCR test is not FDA approved for children less than 2 years old. Our current EIA test will be available for pediatric patients in this age group.

CPT

87493

CDM Code

3068749301

Epic Test ID

1230100416

LOINC

C. difficile PCR: 61367-9

Mayo Access Code

SHO4023

Reviewed Date

9/7/2023