Overview
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). It compares a biopsy protocol with and without a single incisura biopsy in a non-inferiority design.
Eligibility
Inclusion Criteria:
- indication to perform upper GI endoscopy for diagnosis or surveillance
Exclusion Criteria:
- lack of informed consent, previously diagnosed advanced gastric cancer, incomplete endoscopy, surgically altered stomach