A
5200 Harry Hines Blvd.
,
Dallas
,
TX
75235
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General Information
Alias: Stool, Cdiff
Performed: Daily
Turn Around Time: 16 hours
CPT Codes: 87493
Performed By: Microbiology Lab
Notes:
Test restricted to one sample in 7 days. Test approved for patient >2 years old.
Positive PCR results will automatically reflex to the C Difficile Toxin A/B EIA assay.
Clinical Utility:
Test sensitivity 93.5-100% in published studies. Negative predictive value >98%. A 'test of cure' is a positive response to treatment, not a repeat of the assay.
If the PCR/Toxin results are discordant, in the absence of consistent symptoms, please consider that this patient may be colonized rather than actively infected.
Unacceptable Conditions: Formed stool. Test may be performed once per 7 days.
Components
Name |
Method |
Sex |
Age Range |
Ref. Range Low |
Ref. Range High |
Units |
C difficile Toxin Assay |
PCR |
|
|
Negative by PCR |
|
|
Specimen Requirements
Type |
Container |
Volume |
Units |
Collection / Delivery |
Storage / Transport |
Off Campus |
Stool |
Sterile Cup |
1 |
gram |
|
Room Temperature |
Refrigerate |