Related Experiment Videos
Helicobacter pylori and extra-digestive diseases
1University Department of Medicine, The University of Hong Kong, Queen Mary Hospital, China.
Journal of Gastroenterology and Hepatology
|October 27, 1999
Summary
Helicobacter pylori (H. pylori) infection is linked to various non-gastric diseases beyond ulcers and cancer. Research highlights H. pylori seropositivity in cardiovascular, respiratory, and autoimmune conditions, prompting further investigation into its broader health implications.
Area of Science:
- Microbiology
- Immunology
- Gastroenterology
Background:
- Helicobacter pylori is a gram-negative bacterium linked to peptic ulcer disease, gastric lymphoma, and gastric carcinoma.
- The bacterium's pathogenesis involves inducing leukocyte infiltration and proinflammatory cytokines in the gastric submucosa.
- This inflammatory mechanism is implicated in various other diseases, prompting investigations into H. pylori's broader role.
Purpose of the Study:
- To review the association between Helicobacter pylori seropositivity and a wide range of non-gastric disorders.
- To highlight the clinical and scientific interest in H. pylori due to its amenability to eradication therapy.
Main Methods:
- Literature review of studies investigating H. pylori seroprevalence in various disease categories.
- Synthesis of current knowledge on conditions associated with H. pylori seropositivity.
Main Results:
- H. pylori seropositivity is associated with an increasing number of cardiovascular, respiratory, extra-gastroduodenal digestive, neurological, skin, autoimmune, growth, and miscellaneous disorders.
- The precise role of H. pylori in these associated conditions remains largely unknown.
Conclusions:
- Helicobacter pylori infection may have a broader impact on human health than previously recognized, extending beyond gastrointestinal diseases.
- The association of H. pylori with diverse conditions warrants further research, especially given the availability of effective eradication therapies.