The role of diagnostic testing in irritable bowel syndrome

Gastroenterol Clin North Am. 2011 Mar;40(1):105-19. doi: 10.1016/j.gtc.2010.12.001.


This article discusses the diagnostic criteria and processes applicable to irritable bowel syndrome (IBS). The authors describe the various diagnostic criteria with a focus on the Rome criteria for IBS and the judicious application of historical information such as alarm features and the yield of various diagnostic modalities such as blood, stool, breath, and endoscopic tests.

Publication types

  • Review

MeSH terms

  • Biomarkers / blood
  • Breath Tests
  • Celiac Disease / diagnosis
  • Colonoscopy
  • Diagnosis, Differential
  • Diagnostic Tests, Routine
  • Dietary Carbohydrates / metabolism
  • Feces / chemistry
  • Feces / parasitology
  • Gastrointestinal Hormones / blood
  • Hematologic Tests
  • Humans
  • Intestinal Absorption
  • Intestine, Small / microbiology
  • Intestine, Small / physiopathology
  • Irritable Bowel Syndrome / diagnosis*


  • Biomarkers
  • Dietary Carbohydrates
  • Gastrointestinal Hormones