Clinical trials: Gastritis, Atrophic
Gastric Neoplasm, Gastric Cancer
Long-term Follow-up Prognosis of Atrophic Gastritis After 3 Years
Serum pepsinogen (PG) levels are considered reliable markers for progression of atrophic gastritis with a stepwise reduction in the serum PG I level or PG I/II ratio.
- Conditions
- Gastric Neoplasm, Gastric Cancer, Gastric Adenoma, Gastric Atrophy
- Trial name
- NCT01824953
- Where
- 2 sites in South Korea
- Volunteers
- 3,328 people
- Sponsor
- Konkuk University Medical Center
Helicobacter Infections
Helicobacter Pylori and Proton Pump Inhibitor
The purpose of this study is to know the distribution of HP in stomach before use of PPI, during use of PPI, and after stop of PPI.
- Trial name
- NCT02449941
- Testing
- PPI (proton pump inhibitor)
- Where
- South Korea
- Volunteers
- 30 people
- Sponsor
- Asan Medical Center
Chronic Atrophic Gastritis, Depressive Symptoms
Objective Vascular Biomarkers as Triage for Depression in Chronic Atrophic Gastritis
Depressive symptoms are highly prevalent in patients with chronic atrophic gastritis (CAG) but are frequently under-detected due to stigma and reliance on subjective questionnaires.
- Conditions
- Chronic Atrophic Gastritis, Depressive Symptoms, Depression, Gastrointestinal Diseases
- Trial name
- NCT07319338
- Testing
- Vascular-Psychological Triage Workflow
- Where
- 4 sites in China
- Volunteers
- 520 people
- Sponsor
- China Academy of Chinese Medical Sciences
Atrophic Gastritis, Artificial Intelligence
AI-assisted White Light Endoscopy to Identify the Kimura-Takemoto Classification of Atrophic Gastritis
Grading endoscopic atrophy according to the Kimura-Takemoto classification can assess the risk of gastric neoplasia development.
- Conditions
- Atrophic Gastritis, Artificial Intelligence, Endoscopy
- Trial name
- NCT05916014
- Testing
- Diagnostic Test: The diagnosis of Artificial Intelligence and endosopists
- Where
- China
- Volunteers
- 1,500 people
- Sponsor
- Shandong University
Tuberculosis, Gastric Cancer
Volatiles in Breath and Headspace Analysis - Diagnostic Markers
Detection of Volatile Organic Compounds (VOC) directly from tissue by headspace analysis (skin, surgery material, other tissue) and exhaled breath is feasible using affordable user-friendly novel nano-chemo sensors that can…
- Conditions
- Tuberculosis, Gastric Cancer, Peptic Ulcer, Atrophic Gastritis
- Trial name
- Volatolome (NCT03228095)
- Testing
- VOC detection in breath and in skin headspace, Breath sampling, Upper endoscopy with biopsies
- Where
- Latvia
- Volunteers
- 3,000 people, healthy volunteers welcome
- Sponsor
- University of Latvia
Gastric Cancer, Intestinal Metaplasia
Prediction of Gastric Cancer in Intestinal Metaplasia and Atrophic Gastritis
The primary objectives of this study are: To identify clinical or histological factors associated with gastric cancer development in patients with IM and AG To establish a machine learning algorithm for prediction of future…
- Conditions
- Gastric Cancer, Intestinal Metaplasia, Atrophic Gastritis
- Trial name
- GIMA (NCT04840056)
- Where
- Hong Kong
- Volunteers
- 1,300 people
- Sponsor
- Chinese University of Hong Kong
Gastric Cancer (GC), Premalignant Lesion
AI-Based Risk Prediction Model for Upper Digestive Tract Cancer
Upper digestive tract cancers are often preceded by pre-malignant lesions, but there is limited evidence regarding optimal risk prediction models and screening strategies for disease progression and cancer development.
- Conditions
- Gastric Cancer (GC), Premalignant Lesion, Gastric Intestinal Metaplasia, Atrophic Gastritis
- Trial name
- NCT07605312
- Volunteers
- 10,000 people, healthy volunteers welcome
- Sponsor
- National Taiwan University Hospital
Functional Dyspepsia, Chronic Atrophic Gastritis (CAG)
Correlation Study of Atrophic Gastritis and Dyspepsia Symptoms
Background: Dyspepsia is a common gastrointestinal complaint globally, affecting approximately 21.8% of the population. Among patients presenting with dyspeptic symptoms, over 80% are diagnosed with functional dyspepsia (FD)…
- Trial name
- NCT07250308
- Where
- China
- Volunteers
- 315 people, healthy volunteers welcome
- Sponsor
- The Third Affiliated hospital of Zhejiang Chinese Medical University
Chronic Atrophic Gastritis
The Study of Chinese Medicine for the Treatment of Chronic Atrophic Gastritis
The purpose of this study is to evaluate efficacy of Chinese medicine treatment for chronic atrophic gastritis. It is a multi-center, randomized, placebo-controlled trial.
- Trial name
- NCT02955134
- Testing
- Talcid®, Chinese medicine prescription, Compound Azimtamide Entieric-coated Tablets
- Where
- 13 sites in China
- Volunteers
- 468 people
- Sponsor
- Wangjing Hospital, China Academy of Chinese Medical Sciences
Atrophic Gastritis
Atrophic Gastritis Predicts the Risk of Gastric Cancer
Despite declining incidence rates, gastric cancer (GC) ranks the fourth leading cause of cancer-related mortality and the fifth most common cancer worldwide, with the highest incidence reported in Eastern Asia.
- Trial name
- NCT06203327
- Testing
- Esophagogastroscopy (OLGA 0-Ⅰ), Esophagogastroscopy (OLGA II), Esophagogastroscopy (OLGA III-IV)
- Where
- China
- Volunteers
- 2,042 people
- Sponsor
- Shanghai Jiao Tong University School of Medicine
Gastric Cancer, Atrophic Gastritis
Screening of Gastric Cancer Via Breath Volatile Organic Compounds by Hybrid Sensing Approach
The study is aimed to determine the potential of volatile marker testing for gastric cancer screening. The study will be addressing the role of confounding factors, including lifestyle factors, diet, smoking as well as addressing…
- Conditions
- Gastric Cancer, Atrophic Gastritis, Gastric Dysplasia, H.Pylori Infection
- Trial name
- VOGAS (NCT04022109)
- Testing
- Breath sampling for VOC detection, Surgery material collection for VOC headspace analysis, Upper endoscopy
- Where
- 5 sites in Brazil, Chile and 3 more
- Volunteers
- 5,000 people
- Sponsor
- University of Latvia
Gastric Atrophy
Gastrin, Anti-helicobacter Pylori and Pepsinogen Diagnostic Accuracy Study
This research study is taking place to find out if a simple blood test can diagnose inflammation in the stomach. Prolonged inflammation in the stomach can lead to Ulcers and even Cancer in the long run.
- Trial name
- GAP-DA (NCT07060482)
- Testing
- Panel of biomarkers including Gastrin 17, pepsinogen 1 and 2, and anti-helicobacter pylori antibodies.
- Volunteers
- 240 people
- Sponsor
- Royal College of Surgeons, Ireland
Colorectal Cancer, Colorectal Adenoma
Volatile Markers in Digestive Cancer
The study is aimed to determine the potential of volatile marker testing for identification of gastrointestinal cancers (in particular - colorectal and gastric cancers), the related precancerous lesions in the stomach and colon.
- Conditions
- Colorectal Cancer, Colorectal Adenoma, Gastric Cancer, Peptic Ulcer Disease
- Trial name
- VOLGACORE (NCT02332213)
- Testing
- Breath sampling for volatile marker detection, Upper endoscopy with biopsies, Colonoscopy with biopsies or lesion removal when required
- Where
- 2 sites in Latvia, Lithuania
- Volunteers
- 2,022 people, healthy volunteers welcome
- Sponsor
- University of Latvia
Chronic; Gastritis, Atrophic
Assessment of the Role of Incisura Biopsy in the Staging of Chronic Gastritis
This prospective multicenter study investigates the added benefit of incisura biopsy to correct identification of patients with high-risk chronic gastritis (OLGA stages III-IV).
- Trial name
- INCREASE (NCT05744596)
- Testing
- Incisura biopsy analysis
- Where
- 2 sites in Portugal, Romania
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- Clinical Hospital Colentina
Gastritis, Atrophic
L-cysteine Prevents Stomach Exposure to Carcinogenic Acetaldehyde
Atrophic gastritis with hypochlorhydric milieu is a risk factor for gastric cancer. Microbes colonizing the acid-free stomach oxidize ethanol into acetaldehyde, a group 1 carcinogen.
- Trial name
- NCT02524262
- Testing
- Slow-release L-cysteine
- Where
- Sweden
- Volunteers
- 8 people
- Sponsor
- Per Hellström
Chronic Atrophic Gastritis (CAG)
Correlation Among Various OLGA and OLGIM Stages, Digestive Symptom Scores, and Acupuncture Treatment in Patients with Chronic Atrophic Gastritis
Brief Summary Template for the Study: The goal of this observational study is to examine the relationship between digestive symptom scores, serum pepsinogen indices, and histopathological OLGA and OLGIM systematic staging of the…
- Trial name
- NCT06707701
- Testing
- acupuncture
- Where
- China
- Volunteers
- 400 people
- Sponsor
- Yi Liang
Gastric Cancer, Intestinal Metaplasia
New Classification of Stomach Using Probe-based Confocal Laser Endomicroscopy
The aim of the present study was to propose a new pCLE classification of gastric pit patterns and vessel architecture, and to assess the accuracy and interobserver agreement of this new pCLE classification system in the stomach.
- Conditions
- Gastric Cancer, Intestinal Metaplasia, Atrophic Gastritis, Inflammation
- Trial name
- NCT01896310
- Testing
- probe-based confocal laser endomicroscopy
- Where
- China
- Volunteers
- 272 people
- Sponsor
- Shandong University
Gastritis
Study of the Chinese Prescription Weiqi Decoction on Chronic Atrophic Gastritis
The purpose of this study is to evaluate the efficacy and safety of the Chinese prescription Weiqi decoction on Chronic Atrophic Gastritis.
- Trial name
- NCT00920712
- Testing
- Weiqi decotion
- Where
- China
- Volunteers
- 200 people
- Sponsor
- Shanghai University of Traditional Chinese Medicine
Early Gastric Cancer
OLGA Stage is More Appropriate in Predicting Early Gastric Cancer
The aim of the present study was to evaluate characteristics of background mucosa in early gastric cancer (EGC), and to seek for the optimal assessment for EGC screening.
- Trial name
- NCT02562976
- Testing
- gastric atrophy and intestinal metaplasia
- Volunteers
- 227 people
- Sponsor
- Shanghai Jiao Tong University School of Medicine
Gastric Cancer, Gastric Intestinal Metaplasia
Chemoprevention of Gastric Carcinogenesis
A clinical study of the efficacy of oral alpha-difluoromethylornithine (eflornithine or DFMO) in male and female subjects ages 30-60 with gastric premalignant lesions in two high risk regions of Latin America.
- Trial name
- NCT02794428
- Testing
- Eflornithine
- Where
- 2 sites in Honduras, Puerto Rico
- Volunteers
- 91 people
- Sponsor
- Vanderbilt-Ingram Cancer Center