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윤태정 ( Tae Jung Yun ),이홍식 ( Hong Sik Lee ),윤석배 ( Seok Bae Yoon ),조혜진 ( Hye Jin Cho ),최혁순 ( Hyuk Soon Choi ),김진남 ( Jin Nam Kim ),김창덕 ( Chang Duck Kim ) 대한내과학회 2010 대한내과학회지 Vol.78 No.3
Limy bile is a rare condition characterized by excessive precipitation of calcium carbonate in the gallbladder; limy bile in the common bile duct is also very rare. Limy bile was first described by Churchman in 1911. The etiology of limy bile is unclear, but complete cystic duct obstruction by gallstones is believed to be a prerequisite for the development of limy bile. Recently, we experienced a case with obstructive jaundice in which the initial simple radiograph showed limy bile in the cystic and common bile ducts, but not the gallbladder. Here, we report the case and review the literature. (Korean J Med 78:352-356, 2010)
이현일(Hyunil Lee),윤태정(Tae-Jung Yun) 한국HCI학회 2020 한국HCI학회 학술대회 Vol.2020 No.2
디지털 시대의 도래와 함께 모션 그래픽 (Motion Graphic)이 활발하게 사용되고 발전하여 다양한 분야에서 모션그래픽의 활용도가 높아지고 있다. 본 연구에서는 모션이 갖는 특성을 살펴보고 사용자 경험과의 연관성을 찾아보았다. 조작성 향상, 이해도 향상, 감성 향상이라는 3 가지 향상 포인트를 도출하였고 이를 기반으로 한 모션 아이디어를 제작하였다. 10 가지로 도출된 모션 아이디어를 생산적이고 정적인 프린팅 어플리케이션 환경에 대입하여 영상으로 제작하였다. 이후 3 가지 향상 포인트와 사용자 경험의 관계를 알아보기 위해 해당 영상을 활용하여 주관적 선호 조사를 진행했고 결과적으로 모션 아이디어를 적용한 것에 대해 선호도가 높다는 것을 확인하였다. 본 연구를 통해 밝혀진 특성을 기반으로 추후 모션을 통해 앱을 제작할 때 조작성과 감성을 향상할 수 있을 거라 기대한다.
간세포암 환자의 종양병기 평가에 대한 Up-to-Seven Score의 임상적 유용성
정창호 ( Chang Ho Jung ),서연석 ( Yeon Seok Seo ),이재민 ( Jae Min Lee ),윤석배 ( Seok Bae Yoon ),윤태정 ( Tae Jung Yun ),임선영 ( Sun Young Yim ),안형진 ( Hyonggin An ),엄순호 ( Soon Ho Um ),김창덕 ( Chang Duck Kim ),류호상 ( Ho 대한간암학회 2014 대한간암학회지 Vol.14 No.1
Background/Aims: Up-to-seven criteria was proven to be useful for predicting prognosis after liver transplantation in patients with hepatocellular carcinoma (HCC). The aim of this study was to evaluate that up-to-seven score could be useful method for prediction of prognosis in patients with HCC who did not undergo liver transplantation. Methods: Between January 2006 and December 2008, 216 HCC patients without vascular invasion, lymph node and distant metastasis were analyzed retrospectively. We investigated the prognostic impact of laboratory findings, clinical characteristics, modified UICC T stage, and up-to-seven score in HCC. The survival analyses were performed using Kaplan-Meier Results: Two-hundred sixteen patients with HCC were included. Age was 60.1±11.3 years and 74.5% were male. Chronic hepatitis B was the most common cause of liver disease (60.6%). T stage was T1, T2, and T3 in 36 (16.7%), 118 (54.6%), and 62 (28.7%) patients, respectively. Up-to-even score was 5.5±4.0 and it was <3 (UTS 1), ≥3 and ≤7 (UTS 2), and >7 (UTS 3) in 36 (16.7%), 133 (61.6%), and 47 (21.8%) patients, respectively. The 10 (8.5%) patients of T2 stage were classified into UTS 3 and 25 (40.3%) patients of T3 stage were classified into UTS 2. The prognosis was significantly different in patients with T2 or T3 according to their UTS. Multivariate analysis showed that Child-Pugh score and UTS were significantly associated Conclusions: Up-to-seven score was useful to predict prognosis and to evaluate tumor stage in patients without vascular invasion, lymph node and distant metastasis.
강현석 ( Hyun Seok Kang ),최혁순 ( Hyuk Soon Choi ),윤태정 ( Tae Jung Yun ),이광균 ( Kwang Gyun Lee ),서연석 ( Yeon Seok Seo ),연종은 ( Jong Eun Yeon ),변관수 ( Kwan Soo Byun ),엄순호 ( Soon Ho Um ),김창덕 ( Chang Duck Kim ),류호 대한간학회 2009 Clinical and Molecular Hepatology(대한간학회지) Vol.15 No.4
산괴불주머니라는 약초에 의한 급성 독성간염의 1예를 보고하고자 한다. 환자는 상기 약초를 다려 먹은 후 황달이 발생하여 입원하였으나 약초로 인한 간손상이라고는 생각하지 않아 병력 청취 시 말하지 않았고, 결국 원인 규명은 이루어지지 못한 채 간손상이 호전되어 퇴원하였다. 그러나 퇴원 후 약초 재복용으로 인해 간손상이 악화되면서 비로소 복용 사실을 언급하였고 약인성 독성간염으로 확진하게 되었다. 약인성 간손상에서 복용 약물의 인지가 늦어지면 진단이 늦어질 뿐 아니라 재발의 가능성이 높아지므로 약물 사용력에 대해 보다 세밀한 조사가 필요할 것으로 생각한다. Herbs are widely used as treatments for various symptoms. However, several herbs have been reported to be inducers of liver injury. We report herein a case of hepatotoxicity induced by Corydalis speciosa Max. A 37-year-old male complained of jaundice and mild abdominal discomfort. A thorough history was taken, and laboratory investigation, diagnostic imaging studies, and percutaneous liver biopsy sampling were conducted to determine the cause of liver injury. An accurate cause was not revealed. We administered supportive management for acute cholestatic hepatitis of unknown origin, after which his symptoms disappeared and serum aminotransferase levels decreased gradually to near normal levels. However, at 2 months after discharge, the symptoms and the elevation of aminotransferase levels recurred. At that time he told us that he had repeatedly but unintentionally eaten a herb called “Hwang-geun cho”(Corydalis speciosa Max.). Thus, we diagnosed his case as herbal hepatotoxicity. (Korean J Hepatol 2009;15:517-523)