Yoong Ki Jeong

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We report a case of predominantly cystic synovial sarcoma partly adherent to the hyoid bone in the submental area. The mass demonstrated posterior acoustic enhancement at sonography and a complex cystic mass with mural nodules and solid septa at CT.
Most gastrointestinal (GI) endoscopy procedures are unpleasant for the patient and are technically demanding for the endoscopist. The authors are developing devices for semi-autonomous or autonomous locomotion in the GI tract. These devices would be introduced into the anus or mouth and will carry a vision system and other endoscopic tools to the area of(More)
Xanthogranulomatous cholecystitis (XGC) is a rare inflammatory disease of the gallbladder. Not only does XGC occasionally present as a mass formation with adjacent organ invasion like a malignant neoplasm, it can also infrequently be associated with gallbladder cancer. In the situation, it is difficult to make a differential diagnosis between the diseases.(More)
Liver infarction and acrodermatitis enteropathica are rare complications of chronic pancreatitis. This report shows the case of a 56-year-old man who developed liver infarction due to portal vein thrombosis from chronic pancreatitis and acrodermatitis enteropathica during the course of his treatment. The rare combination of these complications in a patient(More)
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