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The Korean College of Helicobacter and Upper Gastrointestinal Research first developed guidelines for the diagnosis and treatment of Helicobacter pylori (H. pylori) infection in 1998, and revised guidelines were proposed in 2009 by the same group. Although the revised guidelines were based on a comprehensive review of published articles and the consensus of(More)
AIM To evaluated the value of ¹⁸F-fluorodeoxyglucose (FDG) positron emission tomography (PET)/computed tomography (CT) scan in diagnosis of hepatocellular carcinoma (HCC) and extrahepatic metastases. METHODS A total of 138 patients with HCC who had both conventional imaging modalities and ¹⁸F-FDG PET/CT scan done between November 2006 and March 2011 were(More)
which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited. Table 1. Grading evidence and recommendations Evidence Notes High quality Further research is very unlikely to change our confidence in the estimate of effect A Moderate quality Further research is likely to have an(More)
BACKGROUND Most data on large studies of superior mesenteric artery syndrome (SMAS) were published over 30 years ago. New studies are needed so that current medical progress can influence SMAS diagnosis and improve therapeutic outcomes. METHODS This study was conducted to report the clinical features and outcomes of SMAS. From January 2000 to December(More)
BACKGROUND/AIMS Cyclooxygenase-2 (COX-2) and vascular endothelial growth factor (VEGF) are up-regulated in hepatocellular carcinoma (HCC). To investigate the levels of COX-2 and VEGF expression in chronic hepatitis (CH), cirrhosis, and HCC. METHODS The immunohistochemical expressions of COX-2 and VEGF were evaluated in tissues from patients with CH(More)
BACKGROUND/AIMS Tenofovir disoproxil fumarate (TDF) plays a pivotal role in the management of drug-resistant chronic hepatitis B. However, it remains unclear whether TDF-nucleoside analogue combination therapy provides better outcomes than TDF monotherapy. This study aimed to compare the efficacy of TDF monotherapy with that of TDF-nucleoside analogue(More)
Systemic sclerosis (SSc) is a chronic systemic disease that affects the skin, lungs, heart, gastrointestinal tract, kidneys, and musculoskeletal system. Although up to 90% of patients with scleroderma have been estimated to have gastrointestinal involvement, liver disease has been reported only rarely. A 51-year-old woman was hospitalized due to esophageal(More)
BACKGROUND Very few clinical trials have reported on the success rate of frequency-doubled double-pulse yttrium aluminum garnet (YAG) laser (FREDDY) technology for removal of difficult bile duct stones. OBJECTIVE Our purpose was to evaluate the role of FREDDY technology for removing difficult bile duct stones. DESIGN Nonrandomized, retrospective study.(More)
UNLABELLED The reported durability of virologic response after successful lamivudine monotherapy is variable, and the question remains as to whether virologic responses can be maintained over an extended follow-up period. The aim of this study was to investigate posttreatment durability, the optimal duration of additional treatment after HBeAg clearance or(More)