How to Cite This Chapter: Don-Wauchope A, Chetty VT, Ivica J, Kavsak P, Khan WI, Lafreniere M, Nouri K, Solnica B. Calprotectin. McMaster Textbook of Internal Medicine. Kraków: Medycyna Praktyczna. https://empendium.com/mcmtextbook/chapter/B31.1269.3.7.190. Accessed December 03, 2024.
Last Updated: May 9, 2022
Last Reviewed: May 9, 2022
Chapter Information
McMaster Textbook of Internal Medicine Editorial Offices
Editorial Office (Canada)
Authors: Andrew Don-Wauchope, Vasudhevan T. Chetty, Joško Ivica, Peter Kavsak, Waliul I. Khan, Matthew Lafreniere, Kazem Nouri
Editorial Office (Poland)
Authors: Bogdan Solnica
For a brief introduction and guide to abbreviations, see Laboratory Tests: General Remarks.
Analyte [material]
Calprotectin [stool]
Reference range, target level, or decision threshold
<50 microg/g
Interpretation of results
>250 microg/g: IBD, GI infections, GI tract malignancies, colonic diverticulosis, use of NSAIDs
50-250 microg/g: Cirrhosis, microscopic colitis, celiac disease and other enteropathies, PUD, gastritis, reflux esophagitis, food allergy, small intestinal bacterial overgrowth, use of PPIs