Difference of Image Enhanced Endoscopic Findings Between Autoimmune and Helicobacter pylori associated Gastritis

Difference of Image Enhanced Endoscopic Findings Between Autoimmune and Helicobacter pylori associated Gastritis - HpAG GASTRITIS STUDY

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000019392

Enrollment

Registered

2015-10-18

Start date

2014-04-01

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Chronic atrophic gastritis

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Patients with H. pylori associated gastritis, autoimmune gastritis, and H. pylori negative normal patients 1) Patients presented with mild or no symptom for receiving EGD 2) Patients with history of endoscopic treatment or concomitant early stage gastric cancer or carcinoid 3) Provision of written informed consent

Exclusion criteria

Exclusion criteria: 1) History of gastrectomy 2) previously received eradication therapy for H. pylori infection 3) Taking anticoagulant medication or nonsteroidal anti-inflammatory drugs (NSAIDs) within 30 days 4) Hemorrhagic diseases 5) Uncontrolled type 1 diabetes mellitus 6) Cirrhosis 7) Renal failure 8) Pregnancy

Design outcomes

Primary

Measure	Time frame
Micromucosal structure observed by magnifying NBI images	—

Secondary

Measure	Time frame
Extent of atrophic gastritis observed by autofluorescence images, Histology of biopsy specimen	—

Countries

Japan,Europe

Contacts

Public ContactNoriya Uedo

Osaka Medical Center for Cancer and Cardiovascular Diseases Department of Gastrointestinal Oncology

uedou-no@mc.pref.osaka.jp06-6972-1181

Outcome results