Calprotectin, Stool
Test code
CPT code(s)*
Test resources
Details
Methodology
Chemiluminescence (CL)
Alternative name(s)
Crohn's Disease,Ulcerative Colitis,Inflammatory Bowel Disease,Irritable Bowel Syndrome
Specimen requirements | |
|---|---|
| Patient preparation | None Specified |
| Preferred specimen(s) | Select a service area to view this section. |
| Alternative specimen(s) | Select a service area to view this section. |
| Minimum volume | 0.3 g |
| Collection instructions | Select a service area to view this section. |
| Transport container | Select a service area to view this section. |
| Transport temperature | Frozen |
| Specimen stability | Room temperature: 6 days Refrigerated: 7 days Frozen -20° C: 28 days Frozen -70° C: 1 year |
| 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 |
Reference Range(s)
| <50 mcg/g | Normal |
| 50-120 mcg/g | Borderline |
| >120 mcg/g | Elevated |
Reference ranges are provided as general guidance only. To interpret test results use the reference range in the laboratory report.
*The CPT codes provided are based on AMA guidance and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payer being billed.
This material contains content from LOINC® (http://loinc.org). The LOINC Table, LOINC Table Core are copyright © 1995-2019, Regenstrief Institute, Inc. and the Logical Observation Identifiers Names and Codes (LOINC) Committee and is available at no cost under the license at http://loinc.org/license.
The tests listed by specialty and category are a select group of tests offered. For a complete list of Quest Diagnostics tests, please adjust the filter options chosen, or refer to our Directory of Services.