Calprotectin, Stool
Test code: 16796
CPT code: 83993
Methodology: Chemiluminescence (CL)
Limitations: NSAIDs may cause elevated results.
Clinical Significance: Calprotectin is a non-specific marker of bowel inflammation. Subsequent to white blood cell migration into the intestine, this neutrophil protein may be detected in the stool. Thus, fecal calprotectin levels may assist in diagnosis of inflammatory bowel disease; Crohn’s disease and ulcerative colitis and other disorders characterized by bowel inflammation. It can also be used as an aid in the differentiation of IBD from irritable bowel syndrome.
Alternative Names: Inflammatory Bowel Disease, Ulcerative Colitis, Irritable Bowel Syndrome, Crohn's Disease
Supply: #F57 Stool Container with Red Lid
Preferred specimen(s): Solid Stool
Preferred volume: 3 grams
Transport container: Sterile Leak-Proof Container
Transport temperature: Frozen
Specimen stability: Frozen - 28 days
Collection Instructions: Using a dry, clean container, liquid or soft stool specimens are collecting according to the following procedure:
1. Transfer solid stool into the container. Avoid mixing toilet paper, water, or soap with sample.
2. Label the container.
3. Store sample frozen until shipment.
Reject criteria:
- Stool specimen collected in a container with fixative or preservative •
- Stool specimen collected during surgical procedure •
- Other specimen rather than raw stool sample
- Stool in preservative or mixed with urine
- Specimen in wrong transport container
For additional supply or collection information, please contact DLO's Customer Service at (800) 891-2917, option 2.