Related Experiment Video
Updated: Oct 24, 2026

Gastric Mucosa Quantitative Polymerase Chain Reaction Analysis for Detecting Helicobacter pylori and Antibiotic Resistance
Published on: March 7, 2025
Prevalence of Helicobacter pylori infection-associated histologic chronic gastritis in the Spanish population
1Gastroenterology Department, Hospital Universitario de La Princesa, Universidad Autónoma de Madrid, Spain.
Abstract:
The aim of this study was to investigate the prevalence of Helicobacter pylori infection-associated chronic gastritis in an unselected Spanish population. Between November 1990 and May 1991, consecutive patients referred for upper gastrointestinal endoscopy due to severe upper abdominal complaints were studied. Only patients with chronic gastritis were included. Four biopsy specimens were taken (two for histologic examination, one for a rapid urease test, and one for culture of H. pylori). A total of 3094 patients from 17 Spanish Autonomic Communities 1817 men (58.7%) and 1277 women (41.3%) were studied by endoscopy. The mean age of the patients overall was 51.4 years. Of these 3094 patients, 1642 had symptomatic chronic gastritis. The prevalence of H. pylori infection in chronic gastritis patients in Spain was 85% (pooled data of the three methods above), and there was at a close correlation between severity of gastritis and H. pylori infection.
More Related Videos
04:56Detection of Helicobacter pylori Infection and Antibiotic Resistance via Stool Quantitative Polymerase Chain Reaction Analysis
Published on: May 16, 2025
03:33Rapid Detection of Fecal Antigen of Helicobacter pylori Infection Based on Double Antibody Sandwich Detection Technology
Published on: May 23, 2025
Related Concept Videos
Treating Helicobacter pylori in Peptic Ulcers: Antimicrobial Therapy
Gastritis-II: Pathophysiology
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 III: Clinical Manifestations and Management
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...
Peptic Ulcer Disease III: Clinical Manifestations and Diagnostic Studies
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.
Peptic Ulcer
Gastritis II: Pathophysiology