Correlation between Gastric Mucosal Morphologic Patterns and Histopathological Severity of Helicobacter pylori Associated Gastritis Using Conventional Narrow Band Imaging Gastroscopy
Table 1
Updated Sydney system.
Histologic properties
Definition
Grade
Mild
Moderate
Severe
Chronic inflammation
Lymphocyte and plasma cell in lamina propria
1+
2+
3+
Neutrophil activation
Neutrophilic infiltration in lamina propria or superficial epithelium