What is the role of enzyme-linked immunosorbent assay (ELISA) in the diagnosis of pediatric Crohn disease?

Updated: Oct 23, 2018
  • Author: Andrew B Grossman, MD; Chief Editor: Carmen Cuffari, MD  more...
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Answer

Excretion of fecal calprotectin, a protein derived from neutrophils, is increased with colorectal inflammation. [1] Enzyme-linked immunosorbent assay (ELISA) for fecal calprotectin is available; the cutoff level is 50 µg/g feces.


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