Test Overview
Chemiluminescent Immunoassay
Evaluation of patients suspected of having a gastrointestinal inflammatory process. Aids in distinguishing irritable bowel disease (IBD) from irritable bowel syndrome (IBS), when used in conjunction with other diagnostic modalities, including endoscopy, histology, and imaging.
Negative: <50.0 mg/kg
Indeterminate: 50.0 – 120 mg/kg
Positive: >120.0 mg/kg
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
Test Details
8 hours
Specimen Requirements
Collect random stool sample and refrigerate. Sample must reach special chemistry within 11 days refrigerated or 7 days at room temperature of collection. Separate specimens must be submitted when multiple tests are ordered. Specimen cannot be added on to a previously collected specimen. Specimen cannot be collected from a diaper. If a specimen delayed longer than 11 days, freeze.
5 grams stool
1 gram stool
Additional Information
Fecal calprotectin results are obtained with the INova QUANTA Flash Calprotectin Chemiluminescent Immunoassay. Values obtained with different manufacturers’ assay methods must not be used interchangeably.