Rome IV Diagnostic Criteria for Irritable Bowel Syndrome (IBS)
Use in patients with symptoms suggestive of irritable bowel syndrome (IBS) such as chronic and recurrent abdominal pain and/or altered bowel habits for at least 6 months.
Patients with any of the following features must be evaluated clinically for other diagnoses even though IBS may be present:
Signs or symptoms of gastrointestinal bleeding.
Unexplained iron deficiency anemia.
Unintentional weight loss.
Palpable abdominal mass or lymphadenopathy on exam.
Family history of colon cancer and have not had age-appropriate colon cancer screening.
Onset of symptoms age ≥50 years and have not had age-appropriate colon cancer screening.
Sudden or acute onset of new change in bowel habit.
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