Distribution of Helicobacter Pylori After Gastrectomy

Distribution of Helicobacter Pylori in Remnant Stomach After Subtotal Gastrectomy

The purpose of this study is to know the distribution of Helicobacter pylori in stomach before subtotal gastrectomy and after subtotal gastrectomy.

Endoscopy and biopsy will be performed to investigate the distribution of Helicobacter pylori before and after subtotal gastrectomy.

Inclusion Criteria:

1. Patients who are indicated to subtotal gastrectomy due to gastric neoplasm
2. Aged between 19 to 75 years
3. Informed consent

Exclusion Criteria:

1. Previous history of Helicobacter pylori eradication
2. Previous history of proton pump inhibitor use within 6 months