Helicobacter pylori and nonmalignant diseases
Wouter J den Hollander1, Carlos Sostres, Ernst J Kuipers
1Gastroenterology and Hepatology, Erasmus MC University Medical Center, Rotterdam, The Netherlands.
Helicobacter
|September 10, 2013
Summary
Helicobacter pylori eradication reduces peptic ulcer bleeding and recurrence. While its role in GERD and functional dyspepsia is evolving, H. pylori treatment may benefit some patients, and its link to allergies requires further study.
Area of Science:
- Gastroenterology
- Microbiology
Background:
- Declining Helicobacter pylori prevalence correlates with reduced peptic ulcer bleeding.
- H. pylori eradication is proven to lower peptic ulcer recurrence rates.
Purpose of the Study:
- To review the impact of H. pylori eradication on peptic ulcer bleeding, GERD, functional dyspepsia, and potential beneficial host effects.
- To inform clinical guidelines regarding H. pylori testing and treatment strategies.
Main Methods:
- Literature review of recent studies and epidemiological data.
- Analysis of evidence regarding H. pylori's role in various gastrointestinal and immune conditions.
Main Results:
- H. pylori eradication significantly lowers the risk of recurrent peptic ulcer bleeding, supporting test-and-treat strategies.
- H. pylori status generally does not affect GERD symptoms or treatment efficacy, and eradication may improve GERD complaints.
- The role of H. pylori in functional dyspepsia is debated, but eradication may benefit H. pylori-positive cases.
- Emerging evidence suggests potential inverse relationships between H. pylori infection and asthma/allergy, though data are conflicting.
Conclusions:
- H. pylori eradication is recommended for patients with a history of ulcer bleeding, especially those using NSAIDs or aspirin.
- H. pylori treatment is not contraindicated in GERD patients and may offer benefits.
- H. pylori-positive functional dyspepsia warrants consideration as a distinct entity where eradication could be beneficial.
- Further research is needed to clarify the potential protective effects of H. pylori infection against allergic diseases.
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