Clostridium difficile toxin B gene (tcdB) by PCR
2002838
Ordering Recommendation
Recommended rapid, stand-alone diagnostic test for C. difficile-associated diarrhea.
Mnemonic
CDIFF PCR
Methodology
Qualitative Polymerase Chain Reaction
Performed
Sun-Sat
Reported
1-2 days  
New York DOH Approval Status
This test is New York DOH approved.
Submit With Order
Specimen Required
Patient Preparation
  
Collect
Soft or liquid stool.  
Specimen Preparation
Transfer 1 mL stool to a clean, unpreserved transport vial (ARUP Supply# 40910). Available online through eSupply using ARUP Connect™ or contact ARUP Client Services at (800) 522-2787. (Min: 0.5 mL).  
Storage/Transport Temperature
Refrigerated.  
Unacceptable Conditions
Specimens in media or preservatives.  
Remarks
  
Stability
Ambient: 48 hours; Refrigerated: 5 days; Frozen: 1 month  
Reference Interval
Not detected  
Interpretive Data
 
Note
 
CPT Code(s)
87493
Components
Component Test Code*Component Chart NameLOINC
2002839C. difficile toxin B test source31208-2
2002840C. difficile toxin B gene (tcdB), PCR54067-4
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
  • C diff
  • C. difficile PCR
  • C. difficile PCR test
  • C. difficile tcdB by PCR
  • Cdiff