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Systematic review with meta-analysis: post-infectious functional dyspepsia.

S Futagami1, T Itoh, C Sakamoto

  • 1Department of Medicine, Division of Gastroenterology, Nippon Medical School, Tokyo, Japan.

Alimentary Pharmacology & Therapeutics
|October 29, 2014
PubMed
Summary
This summary is machine-generated.

Infectious gastroenteritis significantly increases the risk of developing functional dyspepsia (FD), with a 2.54 odds ratio. This condition, along with irritable bowel syndrome, may share similar underlying causes.

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Area of Science:

  • Gastroenterology
  • Epidemiology
  • Clinical Medicine

Background:

  • Functional dyspepsia (FD) prevalence post-infectious gastroenteritis lacks systematic review.
  • Understanding this link is crucial for patient management and public health.

Purpose of the Study:

  • To systematically review and quantify the risk of developing FD after infectious gastroenteritis.
  • To compare this risk with the development of post-infectious irritable bowel syndrome (IBS).

Main Methods:

  • Systematic literature search of PubMed, EmBASE, and Cochrane databases.
  • Meta-analysis of data from eligible studies to calculate summary odds ratios (OR).

Main Results:

  • Nineteen studies included, revealing a 9.55% prevalence of FD post-acute gastroenteritis (AGE).
  • A summary OR of 2.54 (95% CI: 1.76-3.65) indicates increased FD risk >6 months post-AGE.
  • Post-infectious IBS showed a higher OR (3.51) in the same timeframe; significant heterogeneity noted (I²=72.8%).
  • Pathogens like Salmonella, E. coli O157, Campylobacter, Giardia, and Norovirus linked to post-infectious FD.

Conclusions:

  • Infectious gastroenteritis elevates the risk for both subsequent dyspepsia and IBS.
  • Post-infectious FD and IBS might share common pathophysiological mechanisms.
  • Further research is warranted to elucidate the relationship between these conditions.