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Gastritis-I: Introduction and Types

Gastritis-I: Introduction and Types

Gastritis, defined by the inflammation or irritation of the stomach lining or gastric mucosa, manifests in several distinct forms: acute, chronic, reactive, and a specific subtype known as autoimmune metaplastic atrophic gastritis.
Acute gastritis presents as a sudden inflammation triggered by various stressors to the stomach lining, such as exposure to corrosive agents, local irritants like aspirin and other NSAIDs, alcohol consumption, radiation therapy, physical trauma, severe burns, sepsis,...

Gastritis-II: Pathophysiology

Gastritis-II: Pathophysiology

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...

Gastritis II: Pathophysiology

Gastritis II: Pathophysiology

The pathophysiology of gastritis begins with the colonization of the stomach lining by Helicobacter pylori (H. pylori). This bacterium spreads mainly via the oral-oral route through saliva or shared utensils, and can also be transmitted in overcrowded or unhygienic environments through contaminated water, despite its brief survival outside the body.ColonizationOnce ingested, H. pylori enters the stomach and begins colonization by navigating through the mucus layer lining the stomach wall. It...

Gastritis III: Clinical Manifestations and Management

Gastritis III: Clinical Manifestations and Management

The clinical manifestations of gastritis can vary depending on the cause and type of gastritis, but some common symptoms may include the following.
Clinical manifestations of acute gastritis
The patient with acute gastritis may have a rapid onset of symptoms, such as epigastric pain or discomfort, dyspepsia, anorexia, hiccups, or nausea and vomiting, which can last from a few hours to a few days. Erosive or hemorrhagic gastritis may cause bleeding, which may manifest as blood in vomit or as...

Other Disorders of Digestive System

Other Disorders of Digestive System

The gastrointestinal tract is susceptible to various disorders. If the lower esophageal sphincter is damaged, stomach acid can flow back into the esophagus, causing irritation and inflammation of the lining. This condition is called gastroesophageal reflux disease (known as heartburn) and may cause chest pain and difficulty swallowing. In the stomach, prolonged use of nonsteroidal anti-inflammatory drugs like aspirin, chronic alcohol consumption, bacterial infections such as Helicobacter...

Pyloric Obstruction

Pyloric Obstruction

Pyloric obstruction, also referred to as gastric outlet obstruction, is a condition characterized by narrowing or blockage at the pylorus—the muscular valve regulating the flow of stomach contents into the duodenum. When this passage becomes impaired, the stomach cannot effectively empty its contents into the small intestine. This disruption leads to a range of gastrointestinal symptoms, including early satiety, bloating, epigastric pain, postprandial nausea, persistent vomiting, and...

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Updated: Jun 17, 2026

The Dyspepsia Educational Tool As a Novel Aid in Dyspepsia Management

The Dyspepsia Educational Tool As a Novel Aid in Dyspepsia Management

Published on: June 29, 2019

[Gastritis].

Ken Haruma¹, Tomoari Kamada, Yoshiyuki Yamanaka

¹Department of Gastroenterology, Kawasaki Medical School.

Nihon Rinsho. Japanese Journal of Clinical Medicine

|December 17, 2009

Summary

Eradicating Helicobacter pylori (H. pylori) can improve dyspeptic symptoms and potentially reduce healthcare costs. This finding is significant for managing common digestive issues.

Area of Science:

Gastroenterology
Microbiology

Background:

Dyspepsia is a prevalent global condition with substantial healthcare costs.
Helicobacter pylori (H. pylori) infection is linked to peptic ulcer disease and gastric cancer.
The specific role of H. pylori in functional dyspepsia remains under investigation.

Purpose of the Study:

To evaluate the impact of H. pylori eradication on dyspeptic symptoms.
To explore the potential economic benefits of H. pylori eradication in managing dyspepsia.
To synthesize current evidence on H. pylori's role in functional dyspepsia.

Main Methods:

Systematic review of recent studies.
Meta-analysis of clinical trials and observational studies.
Economic analysis of H. pylori eradication strategies.

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Effects of Desmodium caudatum on Gastrointestinal Hormones and Intestinal Flora in Rats with Gastritis

Effects of Desmodium caudatum on Gastrointestinal Hormones and Intestinal Flora in Rats with Gastritis

Published on: March 1, 2024

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Last Updated: Jun 17, 2026

The Dyspepsia Educational Tool As a Novel Aid in Dyspepsia Management

The Dyspepsia Educational Tool As a Novel Aid in Dyspepsia Management

Published on: June 29, 2019

Effects of Desmodium caudatum on Gastrointestinal Hormones and Intestinal Flora in Rats with Gastritis

Effects of Desmodium caudatum on Gastrointestinal Hormones and Intestinal Flora in Rats with Gastritis

Published on: March 1, 2024

Main Results:

H. pylori eradication is associated with significant improvement in dyspeptic symptoms.
Evidence suggests a reduction in healthcare utilization and costs following H. pylori eradication.
Meta-analyses support the benefit of H. pylori eradication for symptom relief.

Conclusions:

H. pylori eradication offers a viable strategy for improving dyspeptic symptoms.
Eradication may lead to considerable cost savings in healthcare systems.
Further research should focus on H. pylori's precise mechanisms in functional dyspepsia.