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HelpTest Code LAB90005 Fecal Calprotectin
Reporting Title
Calprotectin
Methodology
Chemiluminescent Immunoassay
Useful For
The DiaSorin LIAISON® Calprotectin assay is intended for the quantitative measurement, in human stool, of fecal calprotectin, a neutrophilic protein that is a marker of mucosal inflammation. It can be used as an aid in the diagnosis of inflammatory bowel diseases (IBD), specifically Crohn’s disease and ulcerative colitis, and as an aid in differentiation of IBD from irritable bowel syndrome (IBS). Test results are to be used in conjunction with information obtained from the patients’ clinical evaluation and other diagnostic procedures.
Performing Laboratory
RMH Special Testing
Specimen Requirements
Stool
Supplies: Stool container, Small (Random), 4 oz Random
Submission Container/Tube: Stool container
Specimen Volume: 5 g
Collection Instructions:
1. Collect a fresh random fecal specimen, no preservative.
2. If specimen is sent refrigerated, send immediately after collection.
3. If specimen cannot be sent immediately, freeze and send frozen.
Additional Information:
1. Separate specimens must be submitted when multiple tests are ordered. Specimen must be split prior to transport.
2. Testing cannot be added on to a previously collected specimen.
Specimen Stability
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Stool | Frozen | 21 days | |
| Refrigerated (preferred) | 72 hours |
Reference Values
< 50.0 mcg/g (Normal)
50.0-120 mcg/g (Borderline)
> 120 mcg/g (Elevated)
Reference values apply to all ages.
Day(s) Performed
Monday through Friday day shift only
Test Classification and CPT Coding
83993