Small Intestinal Bacterial Overgrowth

Publication Date: February 1, 2020
Last Updated: March 14, 2022

Recommendations

Diagnosis of SIBO

1. We suggest the use of breath testing (glucose hydrogen or lactulose hydrogen) for the diagnosis of SIBO in patients with IBS. (Conditional (weak)  “We suggest”, Very low)
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2. We suggest using glucose hydrogen or lactulose hydrogen breath tests for the diagnosis of SIBO in symptomatic patients with suspected motility disorders. (Conditional (weak)  “We suggest”, Very low)
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3. We suggest testing for SIBO using glucose hydrogen or lactulose hydrogen breath tests in symptomatic patients (abdominal pain, gas, bloating, and/or diarrhea) with previous luminal abdominal surgery. (Conditional (weak)  “We suggest”, Very low)
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Overview

Title

Small Intestinal Bacterial Overgrowth

Authoring Organization

American College of Gastroenterology