Which abdominal bloating/distention findings indicate irritable bowel syndrome (IBS)?

Updated: Dec 11, 2019
  • Author: Jenifer K Lehrer, MD; Chief Editor: BS Anand, MD  more...
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Patients frequently report increased amounts of bloating and gas. Quantitative measurements fail to support this claim. People with irritable bowel syndrome may manifest increasing abdominal circumference throughout the day, as assessed by computed tomography (CT) scan. They may also demonstrate intolerance to otherwise normal amounts of abdominal distention.

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