28 Result(s)
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Article
Sung‑Kyu Choi
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Open AccessSimple parameters predicting extrahepatic recurrence after curative hepatectomy for hepatocellular carcinoma
Extrahepatic recurrence (EHR) after curative hepatectomy for hepatocellular carcinoma (HCC) is associated with a poor prognosis. We investigated the features of EHR and identified its predictive factors. This ...
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Open AccessCorrection to: Dibenzocyclooctadiene lignans from the fruits of Schisandra chinensis and their cytotoxicity on human cancer cell lines
An amendment to this paper has been published and can be accessed via the original article.
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Open AccessDibenzocyclooctadiene lignans from the fruits of Schisandra chinensis and their cytotoxicity on human cancer cell lines
Repeated chromatographic separations of the EtOAc fraction of Schisandra chinensis fruits on silica gel, octadecyl silica gel, and Sephadex LH-20 led to the isolation and identification of seven dibenzocyclooctad...
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Open AccessAssociation between Charlson comorbidity index and complications of endoscopic resection of gastric neoplasms in elderly patients
Although endoscopic resection is safe and effective for gastric epithelial neoplasms, information is limited on its efficacy and safety in extremely elderly patients who have various comorbidities. Further, th...
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Open AccessCorrection to: A rare case of pericarditis and pleural empyema secondary to transdiaphragmatic extension of pyogenic liver abscess
An amendment to this paper has been published and can be accessed via the original article.
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Open AccessLower expression of endogenous intestinal alkaline phosphatase may predict worse prognosis in patients with Crohn’s disease
Intestinal alkaline phosphatase (IAP) plays important role in gut homeostasis. We aimed to evaluate the expression of endogenous IAP and to assess the clinical course according to the expression of endogenous ...
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Open AccessKey lime (Citrus aurantifolia) inhibits the growth of triple drug resistant Helicobacter pylori
Eradication rate for Helicobacter pylori (H. pylori) has decreased due to antibiotic resistance. Therefore, new strategies are needed to enhance H. pylori eradication, especially for H. pylori with high antibioti...
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Self-expandable metal stents for the extraction of common bile duct stones in patients receiving dual antiplatelet agents: a pilot study
Endoscopic sphincterotomy or endoscopic papillary balloon dilatation during endoscopic retrograde cholangiopancreatography (ERCP) are associated with a high risk of bleeding in patients receiving dual antiplat...
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Open AccessA rare case of pericarditis and pleural empyema secondary to transdiaphragmatic extension of pyogenic liver abscess
Transdiaphragmatic extension of pyogenic liver abscess is the rarest cause of pericarditis and pleural empyema. It is a rapidly progressive and highly lethal infection with mortality rates reaching 100% if lef...
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HBV reactivation risk factors in patients with chronic HBV infection with low replicative state and resolved HBV infection undergoing hematopoietic stem cell transplantation in Korea
To elucidate the rate and risk factors of HBV reactivation in patients with chronic HBV infection with low replicative state and resolved HBV infection undergoing allogenic/autologous hematopoietic stem-cell t...
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Endoscopic foreign body removal in the upper gastrointestinal tract: risk factors predicting conversion to surgery
Most foreign bodies of the upper gastrointestinal tract (UGIT) are successfully removed by endoscopic techniques without complications. However, some require conversion to surgery due to failure of endoscopic...
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Titania nanofibers as a photo-antenna for dye-sensitized solar hydrogen
Directionally grown TiO2 nano-architectures can serve as effective platforms for photogenerated charges to flow vectorially through the architecture framework, promising an unexpectedly high efficiency. This stud...
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Open AccessVariationally stable dynamic systems on time scales
In this paper we give a Lyapunov functional characterization of h-stability for nonlinear dynamic systems on time scales under the condition of ...
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Therapeutic options for iatrogenic colon perforation: feasibility of endoscopic clip closure and predictors of the need for early surgery
The therapeutic methods of iatrogenic colon perforation have not been performed despite the increasing rates of successful management by endoscopic clip closure. This study aimed to analyze the efficacy and co...
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Open AccessSuccessful side-viewing endoscopic hemoclip** for Dieulafoy-like lesion at the brim of a periampullary diverticulum
Duodenal Dieulafoy's lesions are rare and only several cases were reported so far. Their characteristic appearance and location make it difficult to be diagnosed in the clinical practice. Massive bleeding ofte...
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Open AccessAlmost Periodic Solutions of Nonlinear Discrete Volterra Equations with Unbounded Delay
We study the existence of almost periodic solutions for nonlinear discrete Volterra equations with unbounded delay, as a discrete analogue of the results for integro-differential equations by Y. Hamaya (1993).
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Open AccessStability of Linear Dynamic Systems on Time Scales
We examine the various types of stability for the solutions of linear dynamic systems on time scales and give two examples.
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Open AccessVariationally Asymptotically Stable Difference Systems
We characterize the h-stability in variation and asymptotic equilibrium in variation for nonlinear difference systems via n∞-summable similarity and comparison principle. Furthermore we study the asymptotic equiv...
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Bilateral duplication of the internal auditory canal
Duplication of the internal auditory canal is an extremely rare temporal bone anomaly that is believed to result from aplasia or hypoplasia of the vestibulocochlear nerve. We report bilateral duplication of th...
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Open AccessZollinger-Ellison syndrome associated with neurofibromatosis type 1: a case report
Neurofibromatosis type 1 is an autosomal dominant neurocutaneous disorder with characteristic features of skin and central nervous system involvement. Gastrointestinal involvement is rare, but the risk of mali...
