CPT/HCPCS
83993
Order Code
GI15
Turnaround Time
24-48 hours
Test Includes
Calprotectin
Specimen Requirements
Specimen Source
Raw Stool
Transport Container
(Specimen Container)
(Specimen Container)
Sterile Transport Container
Preferred Specimens
Raw Stool
Minimum Volume (uL)
1 mL
Collection Instructions
(Transport Temperature)
(Transport Temperature)
Transport Refrigerated (cold packs)
Specimen Stability
| Temperature | Period |
|---|---|
| Room temperature | Unacceptable |
| Refrigerated | 72 hours |
| Frozen | 72 hours |
Reject Criteria
Fecal swab
Test Details
Methodology
chemiluminescent immunoassay (CLIA)
Clinical Significance
Calprotectin assay 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.
Reference Ranges
<50 μg/g (Normal) 50 - 120 μg/g (Borderline) >120 μg/g (Elevated)
