Results 21 to 30 of about 281,787 (275)

Expert-level classification of gastritis by endoscopy using deep learning: a multicenter diagnostic trial

open access: yesEndoscopy International Open, 2021
Background and study aims Endoscopy plays a crucial role in diagnosis of gastritis. Endoscopists have low accuracy in diagnosing atrophic gastritis with white-light endoscopy (WLE).
Ganggang Mu   +13 more
doaj   +1 more source

Associated factors of atrophic gastritis diagnosed by double-contrast upper gastrointestinal barium X-ray radiography: a cross-sectional study analyzing 6,901 healthy subjects in Japan. [PDF]

open access: yesPLoS ONE, 2014
Double-contrast upper gastrointestinal barium X-ray radiography (UGI-XR) is one of the most widely conducted gastric cancer screening methods. It has been executed to find gastric cancer, but has not been usually executed to detect premalignant atrophic ...
Nobutake Yamamichi   +23 more
doaj   +1 more source

Association of Helicobacter pylori vacA polymorphisms with the risk of gastric precancerous lesions in a Moroccan population

open access: yesJournal of Infection in Developing Countries, 2021
Introduction: Helicobacter pylori infection is the major risk factor of atrophic gastritis and intestinal metaplasia. The vacA gene is one of the most virulence factors of H.
Mohamed Reda Jouimyi   +9 more
doaj   +1 more source

Split Knockoffs for Multiple Comparisons: Controlling the Directional False Discovery Rate [PDF]

open access: yes, 2023
Multiple comparisons in hypothesis testing often encounter structural constraints in various applications. For instance, in structural Magnetic Resonance Imaging for Alzheimer's Disease, the focus extends beyond examining atrophic brain regions to include comparisons of anatomically adjacent regions.
arxiv   +1 more source

Association of Long Non-Coding RNA Polymorphisms with Gastric Cancer and Atrophic Gastritis

open access: yesGenes, 2020
Long non-coding RNAs (lncRNA) play an important role in the carcinogenesis of various tumours, including gastric cancer. This study aimed to assess the associations of lncRNA ANRIL, H19, MALAT1, MEG3, HOTAIR single-nucleotide polymorphisms (SNPs) with ...
V. Petkevicius   +7 more
semanticscholar   +1 more source

Is Screening for and Surveillance of Atrophic Gastritis Advisable? [PDF]

open access: yesDigestive Diseases, 2007
Gastric cancer remains a leading cause of cancer-related deaths in many parts of the world. At present, prevention seems to be the most effective means to reduce its the incidence and mortality rate. Gastric atrophy is considered the first relevant step in the histogenesis of gastric adenocarcinoma.
NARDONE, GERARDO ANTONIO PIO   +7 more
openaire   +4 more sources

Self-Supervised Learning for Gastritis Detection with Gastric X-ray Images [PDF]

open access: yesarXiv, 2021
Purpose: Manual annotation of gastric X-ray images by doctors for gastritis detection is time-consuming and expensive. To solve this, a self-supervised learning method is developed in this study. The effectiveness of the proposed self-supervised learning method in gastritis detection is verified using a few annotated gastric X-ray images.
arxiv  

Accuracy of GastroPanel for the diagnosis of atrophic gastritis [PDF]

open access: yesEuropean Journal of Gastroenterology & Hepatology, 2014
It has been suggested that GastroPanel might be a useful tool for the diagnosis of chronic atrophic gastritis (CAG) measuring four biomarkers in blood: basal gastrin-17 (G17), pepsinogen I and II (PGI and PGII), and Helicobacter pylori antibodies.To determine the accuracy of GastroPanel for the diagnosis of CAG.This was a prospective, blinded ...
Javier P. Gisbert   +19 more
openaire   +3 more sources

Risk Assessment of Gastric Cancer and Precancerous Condition Using Serum Pepsinogen and H. Pylori Antibody Test

open access: yesCentral Asian Journal of Medical Sciences, 2023
Objectives: We aimed to determine serum PGs (serum pepsinogens) and H. Pylori IgG in atrophic gastritis and gastric cancer patients and evaluate the gastric cancer risk.
Ganchimeg Dondov   +9 more
doaj   +1 more source

Helicobacter pylori and atrophic gastritis

open access: yesBiomedicine & Pharmacotherapy, 1997
Infection with Helicobacter pylori plays a crucial role in the etiology of atrophic gastritis and gastric cancer. Studies suggest a nine-fold increased risk for both conditions in the presence of infection. The risk of atrophic gastritis in the presence of infection is dependent upon the severity of the gastritis.
Ernst J. Kuipers, BJ Appelmelk
openaire   +3 more sources

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