A consensus panel created and then updated the Rome criteria to provide a standardized diagnosis for research and clinical practice. The Rome III criteria for the diagnosis of IBS require that patients have had recurrent abdominal pain or discomfort at least 3 days per month during the previous 3 months that is associated with two or more of the following:
Relieved by defecation
Onset associated with a change in stool frequency
Onset associated with a change in stool form or appearance
Supporting symptoms include the following:
Altered stool frequency
Altered stool form
Altered stool passage (straining and/or urgency)
Abdominal bloating or subjective distention
For more on the criteria for diagnosis of IBS, read here.
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Cite this: Jamie Shalkow, Jenifer K. Lehrer. Fast Five Quiz: How Much Do You Know About Irritable Bowel Syndrome? - Medscape - Apr 27, 2015.