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BACKGROUND/AIMS To compare gastroesophageal reflux disease (GERD) symptoms and response to proton pump inhibitor (PPI) in patients with erosive esophagitis (EE), non-erosive reflux disease (NERD) or functional heartburn (FH) using GERD impact scale (GIS) questionnaire. METHODS Total 126 patients with GERD symptoms were diagnosed as EE (n = 62), NERD (n =(More)
BACKGROUND/AIMS The major compounds of Cochinchina momordica seed extract (SK-MS10) include momordica saponins. We report that the gastroprotective effect of SK-MS10 in an ethanol-induced gastric damage rat model is mediated by suppressing proinflammatory cytokines and downregulating cytosolic phospholipase A2 (cPLA2), 5-lipoxygenase (5-LOX), and the(More)
BACKGROUND AND AIMS To assess the validity of biopsy-based tests (histology, culture, and urease test) and serology in detecting current H. pylori infection for the peptic ulcer patients who had gastric bleeding. METHODS A total of 398 peptic ulcer patients were enrolled and divided into two groups, according to the presence or absence of bleeding. The(More)
BACKGROUND/AIMS Intestinal metaplasia (IM) is a premalignant condition. This study aimed to evaluate the correlation between endoscopic and histological findings of IM. METHODS The cases of IM were graded by conventional endoscopy, and biopsies were taken from the antrum and body of 1,333 subjects for histological IM diagnosis. Multivariate analyses were(More)
BACKGROUND/AIMS Sleep disturbances and emotional dysfunction are commonly associated with gastroeophageal reflux disease (GERD). The aims of this study were to evaluate GERD symptoms and disturbance in erosive reflux disease (ERD) and nonerosive reflux disease (NERD) patients, and to compare sleep dysfunction, depressive mood, anxiety and quality of life(More)
BACKGROUND/AIMS Clostridium difficile is the predominant cause of nosocomial diarrhea. Recently, the incidence of Clostridium difficile infection (CDI) increases in Europe and North America. A retrospective study was performed to evaluate the change of incidence and clinical features of CDI in Korea. METHODS From January 2003 to December 2008, inpatients(More)
BACKGROUND/AIMS The aim of this study was to compare polyethylene glycol (PEG) 4 L, split method of PEG 4 L and PEG 2 L plus sodium phosphate (NaP) in the aspect of bowel preparation quality, safety, patients' compliance and preference. METHODS Total 249 subjects were prospectively enrolled and received bowel preparation for colonoscopy from August to(More)
Background/Aims We aimed to estimate the cumulative incidence of advanced colonic neoplasia and analyze the risk factors for advanced colonic neoplasia according to risk components and adenoma location at index colonoscopy. Methods We reviewed 1,974 subjects who underwent a follow-up colonoscopy after a complete screening colonoscopy and the removal of(More)
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