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Related Concept Videos

Treating Helicobacter pylori in Peptic Ulcers: Antimicrobial Therapy01:16

Treating Helicobacter pylori in Peptic Ulcers: Antimicrobial Therapy

449
Helicobacter pylori, a resilient gram-negative bacterium, can thrive in the stomach's harsh, acidic environment. Infection with H. pylori leads to a cascade of events within the stomach lining. One of the critical disruptions caused by this bacterium is the interference with somatostatin production, a hormone responsible for regulating acid secretion. This interference tips the balance, escalating acid secretion and diminishing bicarbonate levels. This imbalance compromises the defensive...
449
Pathophysiology of Peptic Ulcer Disease: Injurious Factors01:22

Pathophysiology of Peptic Ulcer Disease: Injurious Factors

637
Peptic ulcers are sores on the stomach's inner lining and the upper small intestine, which are the result of disruptions in the mucosal layer that houses parietal cells which produce gastric acid, and chief cells which secrete pepsinogen.
In the antrum region, G cells secrete the gastrin hormone that binds to gastrin-cholecystokinin-B (CCK2) receptors on parietal and enterochromaffin-like (ECL) cells in the fundic glands. Simultaneously, the vagus nerve releases acetylcholine, which binds...
637
Gastritis-II: Pathophysiology01:17

Gastritis-II: Pathophysiology

371
Gastritis is marked by disruption of the mucosal barrier that usually protects the stomach tissue from digestive juices and manifests in acute and chronic forms.
In acute gastritis, the gastric mucosa becomes swollen and red and undergoes superficial erosion. Superficial ulceration may lead to bleeding.
In chronic gastritis, persistent or repeated insults lead to chronic inflammatory changes and, eventually, thinning or atrophy of the gastric tissue.
Gastritis can stem from various causes, each...
371
Peptic Ulcer Disease I: Introduction01:30

Peptic Ulcer Disease I: Introduction

197
Peptic Ulcer Disease (PUD) is characterized by mucosal excavation in the esophagus, stomach, pylorus, or duodenum. It can manifest as acute or chronic based on the extent and duration of mucosal involvement.
An acute ulcer, marked by superficial erosion and minimal inflammation, swiftly resolves upon identifying and addressing the underlying cause. In contrast, a chronic ulcer persists, potentially eroding through the muscular wall and forming fibrous tissue.
Peptic ulcers can also be...
197
Peptic Ulcer Disease III: Clinical Manifestations and Diagnostic Studies01:28

Peptic Ulcer Disease III: Clinical Manifestations and Diagnostic Studies

155
Peptic ulcer disease (PUD) presents with diverse symptoms depending on the location and severity of the ulcer. Clinical manifestations of peptic ulcer include dull pain and a burning sensation in the mid-epigastric region.
Few clinical manifestations differentiate gastric ulcers from duodenal ulcers. Distinctions in the location, timing, and pain relief are crucial for healthcare providers in differentiating between gastric and duodenal ulcers during clinical assessments.
155
Pathophysiology of Peptic Ulcer Disease: Mucosal Defense Factors01:24

Pathophysiology of Peptic Ulcer Disease: Mucosal Defense Factors

464
Peptic ulcer disease, commonly called PUD, represents a multifaceted condition characterized by disruptions in the lining of the gastrointestinal (GI)  tract. Central to the protection of the gastrointestinal lining is the mucosal-bicarbonate barrier. This physiological defense mechanism is a formidable shield against the corrosive effects of gastric acid and pepsin secretion in the stomach. Its role is pivotal in maintaining the structural integrity of the stomach's inner lining.
464

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Related Experiment Video

Updated: Jul 17, 2025

Retinal and Choroidal Thickness Changes in Populations with Helicobacter pylori Infection by Swept-Source Optical Coherence Tomography
03:47

Retinal and Choroidal Thickness Changes in Populations with Helicobacter pylori Infection by Swept-Source Optical Coherence Tomography

Published on: November 1, 2024

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Association Between Helicobacter pylori Infection and Migraine: A Systematic Review.

Sudiksha Sethia1, Tayyaba Batool1, Zarna Bambhroliya1

  • 1Research, California Institute of Behavioral Neurosciences & Psychology, Fairfield, USA.

Cureus
|September 1, 2023
PubMed
Summary

This systematic review suggests a potential link between Helicobacter pylori infection and migraine, particularly in Asian populations. Further research is needed to understand the exact connection and underlying mechanisms.

Keywords:
calcitonin gene-related peptide (cgrp)genetic variationheadache with aurahelicobacter pylorimigraine headaches

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One-step Negative Chromatographic Purification of Helicobacter pylori Neutrophil-activating Protein Overexpressed in Escherichia coli in Batch Mode
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Gastric Mucosa Quantitative Polymerase Chain Reaction Analysis for Detecting Helicobacter pylori and Antibiotic Resistance
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Last Updated: Jul 17, 2025

Retinal and Choroidal Thickness Changes in Populations with Helicobacter pylori Infection by Swept-Source Optical Coherence Tomography
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Retinal and Choroidal Thickness Changes in Populations with Helicobacter pylori Infection by Swept-Source Optical Coherence Tomography

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One-step Negative Chromatographic Purification of Helicobacter pylori Neutrophil-activating Protein Overexpressed in Escherichia coli in Batch Mode
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Gastric Mucosa Quantitative Polymerase Chain Reaction Analysis for Detecting Helicobacter pylori and Antibiotic Resistance
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Gastric Mucosa Quantitative Polymerase Chain Reaction Analysis for Detecting Helicobacter pylori and Antibiotic Resistance

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419

Area of Science:

  • Neurology
  • Gastroenterology
  • Infectious Diseases

Background:

  • Migraine is a widespread, debilitating neurological disorder.
  • The potential for chronic infectious causes of migraine remains underexplored.
  • Helicobacter pylori (H. pylori) is a common bacterial infection with known gastrointestinal effects.

Purpose of the Study:

  • To investigate the association between migraine and H. pylori infection.
  • To synthesize existing research on this potential link.
  • To identify gaps in current knowledge regarding H. pylori and migraine.

Main Methods:

  • Systematic literature search conducted across PubMed, Google Scholar, and Cochrane databases.
  • Adherence to Preferred Reporting Items for Systematic Review and Meta-Analyses (PRISMA) guidelines.
  • Inclusion and exclusion criteria applied to select relevant studies, resulting in 10 articles.

Main Results:

  • Analysis of 10 studies (including RCTs, cohort, case-control, and meta-analysis) indicated a possible association.
  • The association between H. pylori infection and migraine appears more pronounced in Asian populations.
  • Current evidence suggests a potential link, but definitive conclusions require more investigation.

Conclusions:

  • A potential association exists between Helicobacter pylori infection and migraine.
  • The specific mechanisms driving this extra-gastric manifestation require further elucidation.
  • Additional research is warranted to confirm the link and explore causative pathways.