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Related Concept Videos

Gastritis-I: Introduction and Types01:27

Gastritis-I: Introduction and Types

399
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,...
399
Gastritis-II: Pathophysiology01:17

Gastritis-II: Pathophysiology

324
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...
324
Gastritis III: Clinical Manifestations and Management01:23

Gastritis III: Clinical Manifestations and Management

240
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...
240
Peptic Ulcer Disease IV: Management01:26

Peptic Ulcer Disease IV: Management

91
Medical treatment strategies for peptic ulcers encompass various methods. The primary goal of treatment is to diminish gastric acidity and strengthen mucosal defense mechanisms.
The therapeutic approach involves ensuring adequate rest, implementing drug therapy, promoting smoking cessation, making dietary modifications, and emphasizing long-term follow-up care.
Pharmacological management
The prevailing therapy for peptic ulcers involves a combination of managing the patient's current...
91
Drugs for Peptic Ulcer Disease: Sucralfate as Mucosal Protective Agents01:24

Drugs for Peptic Ulcer Disease: Sucralfate as Mucosal Protective Agents

484
In the intricate landscape of the gastric lumen, excessive acid secretion disrupts the natural defense mechanisms, weakening the mucus-bicarbonate barrier. This vulnerability allows pepsin to infiltrate epithelial cells, digesting mucosal proteins and triggering erosion, leading to ulcer formation.
In this scenario, mucosal protective agents like sucralfate play an essential role. Sucralfate, a complex of sulfated sucrose and aluminum hydroxide, demonstrates its usefulness in acidic conditions,...
484
Gastroesophageal Reflux Disease II: Clinical Features and Management01:29

Gastroesophageal Reflux Disease II: Clinical Features and Management

80
Gastroesophageal reflux disease, or GERD, is a persistent medical condition that affects many individuals worldwide. Its clinical manifestations can vary greatly, making diagnosis and management challenging for healthcare professionals. The following is a comprehensive overview of the clinical manifestations, assessment, and management strategies for GERD.
Clinical Manifestations
GERD presents itself in a multitude of ways, with symptoms varying from person to person. The hallmark symptoms are...
80

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Creating a Framework for Treating Autoimmune Gastritis-The Case for Replacing Lost Acid.

Lori Taylor1, Andrew McCaddon2, Bruce H R Wolffenbuttel3

  • 1Faculty of Integrative and Functional Nutrition, Saybrook University, Pasadena, CA 91103, USA.

Nutrients
|March 13, 2024
PubMed
Summary

Autoimmune gastritis (AIG) causes low stomach acid, increasing cancer risk. Supplementing with betaine hydrochloride could restore acidity, potentially reducing risks associated with AIG.

Keywords:
B12 deficiencyH2 receptor antagonistsatrophic gastritisautoimmune gastritisbetaine hydrochloridehypochlorhydriairon deficiencypernicious anemiaproton pump inhibitorsvitamin C

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Area of Science:

  • Gastroenterology
  • Immunology
  • Oncology

Background:

  • Autoimmune gastritis (AIG) involves gastric parietal cell destruction, leading to hypochlorhydria and achlorhydria.
  • Loss of gastric acid in AIG increases risks of hypergastrinemia and N-nitroso compounds, elevating gastric cancer risk.
  • Current AIG management often overlooks acid replacement and may inappropriately use acid suppression.

Purpose of the Study:

  • To review the role of gastric acid in gastrointestinal and immune health.
  • To document the consequences of hypochlorhydria in AIG patients.
  • To propose safe methods for re-establishing stomach acidity in AIG.

Main Methods:

  • Narrative review of existing literature.
  • Analysis of the physiological functions of gastric acid.
  • Evaluation of potential therapeutic interventions for AIG-related hypochlorhydria.

Main Results:

  • Gastric acid is crucial for digestion and immune function.
  • Hypochlorhydria in AIG contributes to significant health risks, including cancer.
  • Betaine hydrochloride and vitamin C are potential agents to manage AIG sequelae.

Conclusions:

  • Restoring gastric acidity in AIG may mitigate hypergastrinemia and N-nitroso compound formation.
  • Acid supplementation, alongside vitamin C, could offer a novel therapeutic strategy for AIG.
  • Further research is needed to validate the safety and efficacy of re-acidification in AIG.