The correlation of endoscopic and histological diagnosis of gastric atrophy.

Purpose: Gastric atrophy is a premalignant condition. The aim of this study was to evaluate the correlation between histological and endoscopic findings of atrophy, and to analyze the affecting factors.

Methods: Atrophy was graded by endoscopy, and biopsy was performed in the antrum and body for the diagnosis of atrophy according to the Sydney system in the 1,330 subjects.