Helicobacter pylori infection
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: the first part of the study: including the images of endoscopy in the past 3 months in our center. the second part: patients who were appointed with endoscopy examination.
Exclusion criteria
Exclusion criteria: the patients who received eradition therapy in the past 6 months, postoperative gastric and gastric malignancies, diffuse gastric lesions, upper gastrointestinal bleeding, gastric retention and other severe stomach diseases were eradicated.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| endoscopic pictures; | — |
Countries
China
Contacts
Peking University International Hospital