Clinical trials: Gastric Intestinal Metaplasia
Gastric Cancer, Dysplasia Stomach
Endoscopic Surveillance on a High-risk Population for Gastric Cancer in Latin America: The ECHOS Cohort Study.
The goal of this observational study is to evaluate the risk factors associated with incident HGD/GA in patients with CAG with or without IM who are enrolled in endoscopic surveillance, as well as to compare GA incidence…
- Conditions
- Gastric Cancer, Dysplasia Stomach, Atrophic Gastritis, Helicobacter Pylori Infection
- Trial name
- ECHOS (NCT05969444)
- Where
- 2 sites in Chile
- Volunteers
- 685 people
- Sponsor
- Pontificia Universidad Catolica de Chile
Intestinal Metaplasia of Gastric Mucosa, Artificial Intelligence
Artificial Intelligence in Assessing Gastric Intestinal Metaplasia Via the EGGIM Score
The endoscopic grading system (EGGIM) has been widely used to assess the extent of gastric intestinal metaplasia during endoscopy.
- Conditions
- Intestinal Metaplasia of Gastric Mucosa, Artificial Intelligence, Endoscopy
- Trial name
- NCT07257796
- Testing
- The diagnostic performance of AI system and endoscopists
- Where
- 3 sites in China
- Volunteers
- 3,000 people
- Sponsor
- Qilu Hospital of Shandong University
Atrophic Gastritis, Intestinal Metaplasia
SUrveillance of PREMalignant Stomach - Individualized Endoscopic Follow-up
Introduction: Gastric atrophy and intestinal metaplasia are the principal precursors for gastric cancer and, therefore, are considered gastric premalignant conditions.
- Conditions
- Atrophic Gastritis, Intestinal Metaplasia, Gastric Dysplasia, Gastric Cancer
- Trial name
- SUPREME (NCT04613570)
- Testing
- Upper gastrointestinal endoscopy
- Where
- Portugal
- Volunteers
- 912 people
- Sponsor
- Instituto Portugues de Oncologia, Francisco Gentil, Porto
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
Functional Dyspepsia, Gastritis
The Prevalence and the Pathophysiological Role of Non-Helicobacter Pylori Helicobacter Spp. in Well-defined Gastric Diseases and (Pre-) Malignancies
The goal of this clinical trial is to discover the prevalence of NHPH bacteria (Non-Helicobacter pylori Helicobacter species) in patients with one of the following conditions: 1.
- Conditions
- Functional Dyspepsia, Gastritis, Gastritis Chronic, Gastric Cancer (GC)
- Trial name
- HELIS (NCT07770126)
- Where
- 3 sites in Belgium
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Universiteit Antwerpen
Intestinal Metaplasia of Gastric Mucosa, Confocal Laser Endomicroscopy
Artificial Intelligence Confocal Laser Endomicroscopy for Real-time Assessment of Gastric Cancer Risk.
Current national guidelines recommend the use of OLGIM score to evaluate the risk of gastric cancer in patients, and close gastroscopic monitoring should be performed after OLGIM grade III/IV.
- Trial name
- NCT05459428
- Where
- China
- Volunteers
- 250 people
- Sponsor
- Shandong University
Gastric Cancer, Non-Atrophic Gastritis
Helicobacter Pylori Genome Project (HpGP)
Helicobacter pylori is a common bacterial infection. It can lead to severe stomach problems, including stomach cancer. Researchers want to look at samples of the bacteria. These H.
- Conditions
- Gastric Cancer, Non-Atrophic Gastritis, Intestinal Metaplasia
- Trial name
- NCT02788214
- Where
- 94 sites in United States, Algeria and 51 more
- Volunteers
- 1,000 people
- Sponsor
- National Cancer Institute (NCI)
GIM Diagnosis, Artificial Intellegence
AI in GIM Diagnosis
This study will use artificial intelligence (AI) for diagnosing gastric intestinal metaplasia.
- Trial name
- NCT04358198
- Testing
- Artificial intelligence
- Where
- Thailand
- Volunteers
- 120 people
- Sponsor
- King Chulalongkorn Memorial Hospital
Esophageal Cancer, Gastric Cancer
Diagnostic Performance Indicators in Upper GI Endoscopy:PROSPERO Study
Cancers of the upper gastro-intestinal tract, including esophagus (gullet), stomach and small bowel, are amongst the deadliest malignancies.
- Conditions
- Esophageal Cancer, Gastric Cancer, Barrett Esophagus, Gastric Atrophy
- Trial name
- PROSPERO (NCT04843397)
- Volunteers
- 1,000 people
- Sponsor
- University of Cambridge
Flow Determination
Real-time Observation of Microcirculatory Hemodynamics in Gastric Intestinal Metaplasia by Confocal Laser Endomicroscopy
The morphologic change of microvessels has the clinical value to distinguish cancerous from non-cancerous mucosa. The aim of this study was to observe gastric mucosa microcirculatory hemodynamic changes real-time using pCLE…
- Trial name
- NCT02595151
- Testing
- CLE
- Where
- China
- Volunteers
- 94 people, healthy volunteers welcome
- Sponsor
- Shandong University
Intestinal Metaplasia of Gastric Mucosa, Artificial Intelligence
Automatic Evaluation of the Extent of Intestinal Metaplasia With Artificial Intelligence
Gastric intestinal metaplasia(GIM) is an important stage in the gastric cancer(GC). With technical advance of image-enhanced endoscopy (IEE), studies have demonstrated IEE has high accuracy for diagnosis of GIM.
- Conditions
- Intestinal Metaplasia of Gastric Mucosa, Artificial Intelligence, Endoscopy
- Trial name
- NCT05459610
- Where
- China
- Volunteers
- 600 people
- Sponsor
- Shandong University
Siewert Type II Adenocarcinoma of Esophagogastric Junction
Siewert Type II Esophageal Adenocarcinoma: Relationship Between Histology and Survival
In Siewert type II adenocarcinoma, the relationship between adenocarcinoma sub types and survival, histologic/biologic patterns related to the presence/absence of gastric greater curvature metastases, were investigated.
- Trial name
- SiewertIIEAC (NCT03416101)
- Testing
- Total Gastrectomy
- Where
- 2 sites in Italy
- Volunteers
- 154 people
- Sponsor
- University of Bologna
Intestinal Metaplasia of Gastric Mucosa
Intestinal Metaplasia Cohort for Gastric Cancer Prediction
In this study, we aim to establish a prospective cohort of patients with endoscopically and histologically confirmed intestinal metaplasia, collect gastric mucosal tissue samples from this cohort, and follow the development of…
- Trial name
- NCT06075199
- Where
- South Korea
- Volunteers
- 1,000 people
- Sponsor
- Seoul National University Hospital
Gastroesophageal Reflux Disease, Gastritis
Analysis of Biopsies From the Upper Gastrointestinal Tract
Multicenter study to correlate histological findings in the upper gastrointestinal tract with endoscopic and clinical data.
- Trial name
- histoGERD (NCT01576289)
- Testing
- Histological analysis
- Where
- Austria
- Volunteers
- 600 people
- Sponsor
- Medical University of Graz
Gastric Intestinal Metaplasia, Gastric Intraepithelial Neoplasia
Confocal Laser Endomicroscopy for the Diagnosis of Gastric Intestinal Metaplasia, Intraepithelial Neoplasia, and Carcinoma
i. To determine whether Confocal Laser Endomicroscopy (CLE) with optical biopsy and targeted mucosal biopsy improves the diagnostic yield of gastric IM/IN/CA in high risk populations compared to WLE with standard biopsy protocol.
- Conditions
- Gastric Intestinal Metaplasia, Gastric Intraepithelial Neoplasia, Gastric Carcinoma
- Trial name
- NCT01642797
- Testing
- Confocal laser endomicroscopy (Pentax, EG3870K), Standard White-light endoscopy (Pentax, 90i)
- Where
- 4 sites in Australia, China and 1 more
- Volunteers
- 242 people
- Sponsor
- Shandong University
Gastric Intestinal Metaplasia
I-scan With Magnification for the Detection of Gastric Intestinal Metaplasia
The purpose of this study is to assess whether i-scan with magnification can reduce the biopsy number needed per patient for the detection of gastric intestinal metaplasia without the loss of corresponding diagnostic yield.
- Trial name
- NCT02516735
- Testing
- I-scan with magnification, Standard endoscopy
- Where
- China
- Volunteers
- 164 people
- Sponsor
- Shandong University
STOMACH NEOPLASM
Use of Pyrvinium to Reverse Stomach Precancerous Conditions
This study is carried out to find out if a drug called pyrvinium is able to convert pre-cancerous tissue in the stomach back to healthy tissue, to lower the chances of stomach cancer.
- Trial name
- NCT06782048
- Testing
- Pyrvinium, Blood biomarkers analyses, Oesophagogastroduodenoscopy (OGD) and biopsy
- Where
- Singapore
- Volunteers
- 50 people
- Sponsor
- National University Hospital, Singapore
Mucosal Microbiome, Gastric Intestinal Metaplasia
Mucosal Microbiome in Human Gastric Intestinal Metaplasia and Duodenal Tissue.
To investigate the mucosal microbiome in human gastric intestinal etaplasia and duodenal tissue.
- Conditions
- Mucosal Microbiome, Gastric Intestinal Metaplasia, Duodenum
- Trial name
- NCT02428426
- Testing
- endomicroscopy, targeted biopsy and 16s rRNA gene sequencing
- Where
- China
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Shandong University
Intestinal Metaplasia of Gastric Mucosa, Artificial Intelligence
Validation the Artificial Intelligence System for Automatic Evaluation of the Extent of Intestinal Metaplasia
The operative link on gastric intestinal metaplasia assessment (OLGIM) staging systems using biopsy specimens were commonly used for histological assessment of gastric cancer risk.
- Conditions
- Intestinal Metaplasia of Gastric Mucosa, Artificial Intelligence, Endoscopy
- Trial name
- NCT05464108
- Testing
- The diagnosis of Artificial Intelligence and endosopists
- Where
- China
- Volunteers
- 1,080 people
- Sponsor
- Shandong University
Intestinal Metaplasia, Chronic Gastritis
UC Davis Cohort of Pre-Malignant and Malignant Gastro-Intestinal DisEases Study
The UC Davis Cohort of Pre-Malignant and Malignant GastroIntestinal DisEases (TUMMIE) Study is a prospective longitudinal cohort study designed to improve understanding of the natural history, risk factors, and biological…
- Conditions
- Intestinal Metaplasia, Chronic Gastritis, Atrophic Gastritis, Autoimmune Gastritis
- Trial name
- TUMMIE (NCT05021029)
- Where
- United States
- Volunteers
- 1,000 people
- Sponsor
- University of California, Davis