Test Code 90013 C Diff Toxin
Reporting Title
C Diff
Methodology
C Diff Quik Chek Complete is a rapid membrane enzyme immunoassay.
Algorithm:
C diff Quik Chek Complete
Rapid Ag and Toxin Test
Both Tests positive= Both Tests negative= One Test positive and one negative=
Positive for Toxigenic C Difficile Negative for C Difficile *Indeterminate
* Nucleic Acid Amplification
test performed at RMH
Performing Laboratory
MH and SH Laboratories only
Specimen Transport Temperature
Ambient (preferred) 24 hrs/Refrigerated 72 hrs
Reference Values
Negative
Critical Value: Positive
Specimen Requirement
Unformed Stool unpreserved or fresh
Day(s) Test Set up
Daily
Rejected :
Rejected specimens: Formed stool and specimens on swabs
Frequency of testing: Once during a diarrhea episode (due to the high sensitivity and specificity of the assay)
When to repeat test:
1. Initial test was positive and patient improved with therapy, but now has clinical relapse
2. Initial test was negative, now patient has a new epidsode of diarrhea.
Testing Classifcation and CPT coding
87324