Clinical trials: Autoimmune Gastritis
Atrophic Gastritis
Natural History, Evolution, and Clinical Features of Autoimmune Atrophic Gastritis
Autoimmune atrophic gastritis (AAG) is an immune-mediated disorder characterized by the loss of oxyntic glands and mucosal atrophy1.Specific autoantibodies directed to gastric parietal cells (PCA) and/or to intrinsic factors are…
- Trial name
- NH-GAA (NCT07388459)
- Where
- Italy
- Volunteers
- 600 people
- Sponsor
- Fondazione IRCCS Policlinico San Matteo di Pavia
Autoimmune Gastritis
The Application of the PDCA Management Model in Improving the Diagnostic Accuracy of AIG
Autoimmune gastritis is currently relatively rare in China due to its insidious onset, diverse clinical manifestations involving multiple systems such as digestive, hematological, and nervous systems, and its association with…
- Trial name
- NCT06557252
- Testing
- PDCA training
- Where
- China
- Volunteers
- 16 people
- Sponsor
- Ningbo No. 1 Hospital
Immune Thrombocytopenic Purpura, Helicobacter Pylori Infection
Helicobacter Pylori Treatment in Immune Thrombocytopenic Purpura (ITP) Patients
The purpose of this study is to determine whether eradication of Helicobacter pylori infection is effective in the improvement of platelet counts in children and adolescents with chronic ITP.
- Trial name
- NCT01730352
- Testing
- H. pylori triple therapy
- Where
- 4 sites in Brazil
- Volunteers
- 100 people
- Sponsor
- Federal University of São Paulo
Autoimmune Gastritis
Exploratory Study on the Efficacy of Betaine Hydrochloride in Treating Autoimmune Gastritis
Autoimmune gastritis (AIG) is a chronic autoimmune disorder characterized by parietal cell destruction and oxyntic mucosal atrophy, leading to achlorhydria and intrinsic factor deficiency.
- Trial name
- NCT06881511
- Testing
- No intervention (Control Group), Oral betaine hydrochloride (2 capsules, 3 times daily)
- Where
- China
- Volunteers
- 100 people
- Sponsor
- Second Affiliated Hospital, Zhejiang University, School of Medicine
Autoimmune Gastritis
Assessing the Prevalence and Epidemiological Characteristics of Small Intestinal Bacterial Overgrowth (SIBO) in Patients With Autoimmune Gastritis(AIG) Through Hydrogen and Methane Breath Testing(HMBT).
Evaluate the prevalence of small intestinal bacterial overgrowth in patients with autoimmune gastritis (AIG) through hydrogen and methane breath testing, and determine whether there are differences in the positive rates of…
- Trial name
- HMBT、SIBO、AIG (NCT06946706)
- Testing
- hydrogen and methane breath testing
- Where
- China
- Volunteers
- 220 people
- Sponsor
- RenJi Hospital
Chronic Pancreatitis, Inflammatory Bowel Diseases
Genomic Resources for Enhancing Available Therapies (GREAT1.0) Study
This is a prospective, descriptive, observational research study designed to observe and document the clinical practice by domain experts, and how the knowledge of new findings that are published in the medical literature affect…
- Conditions
- Chronic Pancreatitis, Inflammatory Bowel Diseases, Hepatitis, NASH - Nonalcoholic Steatohepatitis
- Trial name
- GREAT1 (NCT04306939)
- Testing
- venipuncture, Questionnaires, Additional Sample Collections
- Where
- United States
- Volunteers
- 120,000 people, healthy volunteers welcome
- Sponsor
- University of Pittsburgh
Gastric/Duodenal Ulcer, Gastric MALT Lymphoma, Idiopathic Thrombocytopenic Purpura, or H. Pylori Gastritis, and Other
Drug Use Surveillance of Takecab for "Supplement to Helicobacter Pylori Eradication"
The purpose of this study is to evaluate the safety and efficacy on participants receiving first-line eradication and second-line eradication including vonoprazan (Takecab) tablets (triple therapy) in the routine clinical setting.
- Trial name
- NCT03219723
- Testing
- Vonoprazan, Amoxicillin hydrate, Clarithromycin
- Where
- Japan
- Volunteers
- 560 people
- Sponsor
- Takeda
Autoimmune Gastritis
Safety and Efficacy Study of Betaine Hydrochloride in Treating Hypergastrinemia in Patients With Autoimmune Gastritis
Autoimmune atrophic gastritis (AAG) is an organ-specific autoimmune disease that primarily affects the gastric body and fundus while sparing the antrum.
- Trial name
- NCT06272500
- Testing
- oral administration of Betaine hydrochloride
- Where
- China
- Volunteers
- 60 people
- Sponsor
- Jianning Yao
Organic, Including Symptomatic, Mental Disorders, Substance Use
Exploring the Comorbidity Between Mental Disorders and General Medical Conditions
Mental disorders have been shown to be associated with a number of general medical conditions (also referred to as somatic or physical conditions).
- Conditions
- Organic, Including Symptomatic, Mental Disorders, Substance Use, Schizophrenia, Mood [Affective] Disorders
- Trial name
- COMO-GMC (NCT03847753)
- Testing
- Organic Disorders, Substance Use Disorders, Schizophrenia Disorders
- Volunteers
- 5,940,299 people
- Sponsor
- University of Aarhus
Autoimmune Gastritis
Clinical Characteristics, Lifestyle and Multi-omics Analysis in Autoimmune Gastritis
This research will be conducted nationwide in patients with autoimmune gastritis, focusing on their clinical characteristics, possible risk factors, and multi-omics analysis.
- Trial name
- NCT05820607
- Testing
- Microbiome, metabolome, transcriptome, genome
- Where
- China
- Volunteers
- 450 people, healthy volunteers welcome
- Sponsor
- Shanghai Jiao Tong University School of Medicine
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
Autoimmune Diseases, Helicobacter Pylori Gastritis
Pyloric or Pseudopyloric Metaplasia of the Corpus Mucosa in Autoimmune Gastritis
The study is aimed to investigate the different rates of pyloric/ pseudopyloric metaplasia or spasmolytic polypeptide-expressing metaplasia (SPEM) of corpus between autoimmune gastritis and H. pylori-infected non-ulcer dyspepsia.
- Conditions
- Autoimmune Diseases, Helicobacter Pylori Gastritis, Anemia, Pernicious, Metaplasia
- Trial name
- PM_in_AIG (NCT05238181)
- Testing
- Assess pyloric or pseudopyloric metaplasia of corpus by H&E stains, Assess pyloric or pseudopyloric metaplasia of corpus by TFF2 immunohistochemistry stains, The assessment of corpus-predominant gastritis index (CGI), Operative Link for Gastritis Assessment (OLGA), and Operative Link on Gastric Intestinal Metaplasia assessment (OLGIM)
- Where
- Taiwan
- Volunteers
- 300 people
- Sponsor
- National Cheng-Kung University Hospital