W. C. Chung

Publications153
h-index15
Citations914
Highly Influential Citations25
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Eradication of Helicobacter pylori according to 23S ribosomal RNA point mutations associated with clarithromycin resistance.
BACKGROUND Clarithromycin-resistant Helicobacter pylori is associated with point mutations in the 23S ribosomal RNA (rRNA) gene. METHODS A total of 1232 patients participated and were divided into… Expand
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Concomitant therapy achieved the best eradication rate for Helicobacter pylori among various treatment strategies.
AIM To compare the Helicobacter pylori (H. pylori) eradication rate of clarithromycin-based triple therapy, metronidazole-based triple therapy, sequential therapy and concomitant therapy. METHODS A… Expand
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Evaluation of non-ampullary duodenal polyps: comparison of non-neoplastic and neoplastic lesions.
AIM To evaluate duodenal polyps, divided into non-neoplastic and neoplastic lesions. In addition, the clinical characteristics of duodenal hyperplastic polyps are determined. METHODS We analyzed… Expand
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Efficacy of Levofloxacin and Rifaximin based Quadruple Therapy in Helicobacter pylori Associated Gastroduodenal Disease: A Double-Blind, Randomized Controlled Trial
The aim of this study was to evaluate the efficacy of levofloxacin and rifaximin based quadruple regimen as first-line treatment for Helicobacter pylori infection. A prospectively randomized,… Expand
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p53 Genetic Polymorphism of Gastric cancer in Korea
Background/Aims Deletion or functional loss of the p53 tumor suppression gene plays a role in oncogenic transformation. The codon 72 polymorphism on exon 4 in the p53 gene produces variant proteins… Expand
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[Micrometastasis in Gastric Cancer].
Although the incidence and mortality rate of gastric cancer have been steadily declining, gastric cancer is still the fourth most common cancer in the world and more than 50% of cases occur in… Expand
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The usefulness of fecal calprotectin in assessing inflammatory bowel disease activity
Background/Aims Fecal calprotectin (FC) is known to correlate with disease activity and can be used as a predictor for relapse or treatment response in inflammatory bowel disease (IBD). We evaluated… Expand
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Breath hydrogen and methane are associated with intestinal symptoms in patients with chronic pancreatitis.
BACKGROUNDS The bacterial overgrowth might be associated with chronic pancreatitis. This study was to evaluate the prevalence and characteristics of small intestinal bacterial overgrowth (SIBO) in… Expand
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Association between acute pancreatitis and peptic ulcer disease.
AIM To evaluate the relationship between peptic ulcer disease (PUD) and acute pancreatitis. METHODS A cohort of 78 patients with acute pancreatitis were included in this study. The presence of PUD… Expand
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Clinical Significance of Colonic Diverticulosis Associated with Bowel Symptoms and Colon Polyp
This study was done to evaluate prospectively the clinical significance of colonic diverticulosis. In the 1,030 consecutive outpatients undergoing colonoscopy, the information on the demographics,… Expand
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