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.
Study Type
OBSERVATIONAL
Enrollment
60
1. Pre-operation (initial diagnosis) Assessment atrophy and metaplasia in stomach, Check Helicobacter pylori 2. Post-subtotal gastrectomy (After 6 months) Assess the distribution of helicobacter pylori after subtotal gastrectomy. 3. Post-subtotal gastrectomy (After 12 months) Assess the distribution of helicobacter pylori after subtotal gastrectomy. 4. Post-subtotal gastrectomy (After 24 months) Assess the distribution of helicobacter pylori after subtotal gastrectomy.
Asan Medical Center
Seoul, Songpa-gu, South Korea
RECRUITINGDistribution of Helicobacter Pylori After Gastrectomy
Analysis the change of Helicobacter pylori according to the subtotal gastrectomy
Time frame: Change in the distribution of Helicobacter Pylori at 2 years
Change of atrophy after gastrectomy
Analysis the change of atrophic status according to the subtotal gastrectomy
Time frame: Change in the atrophic status at 2 years
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