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bacterial overgrowth syndrome

- abnormal bacterial colonization of the small intestine - also see small intestinal bacterial overgrowth Pathology: - increased production of intestinal gas Clinical manifestations: 1) flatulence, bloating 2) watery diarrhea 3) abdominal pain Laboratory: - hydrogen breath test glucose Management: - rifaximin (1st line) [3] - trial of empiric antibiotics - Bactrim DS, tetracycline, metronidazole - ciprofloxacin, amoxicillin clavulanate [3]

Related

bloat flatulence

Specific

blind loop syndrome; stagnant loop syndrome; stasis syndrome

General

small intestinal bacterial overgrowth syndrome

References

  1. Harrison's Principles of Internal Medicine, 14th ed. Fauci et al (eds), McGraw-Hill Inc. NY, 1998, pg 234
  2. Medical Knowledge Self Assessment Program (MKSAP) 17, 18, 19. American College of Physicians, Philadelphia 2015, 2018, 2022
  3. NEJM Knowledge+ Gastroenterology