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간세포암환자에서 간동맥 화학 색전술 후 발생한 리피오돌에 의한 폐렴 1예
김소이,김유리,허현미,배서은,이명원,최윤정,김고흔,김태헌,유 권,문일환 이화여자대학교 의과대학 2009 EMJ (Ewha medical journal) Vol.32 No.2
Hepatocellular carcinoma(HCC)is one of common causes of cancer-related death in Korea where the majority of HCC patients were Hepaitc B virus(HBV)carriers and have cirrhosis. Transarterial chemoembolization(TACE)is commonly applied to the treatment of multinodular HCC in Korea and careful selection of candidate is important for the risk of various side effects. Besides common side effects as fever, nausea, abdominal pain and elevation of liver enzyme, TACE may predispose to hepatic failure, ischemic cholecystitis, pulmonary embolism, cerebral embolism and pneumonitis. In previous studies, some cases of pulmonary and cerebral embolism cases were reported but lipiodol pneumonitis after TACE was rarely reported. A 65-year-old woman with a multinodular HCC associated with HBV infection, was treated with TACE. Seven days after the procedure, nonspecific respiratory symptoms such as dyspnea and dry cough developed. Chest X-ray and chest computed tomography showed diffuse ground glass opacities in whole lung fields, suggestive of lipiodol pneumonitis. After several days of supportive care with steroid administration, radiologic abnormalities and subjective symptoms were much improved, considered that the disease was compatible with lipiodol pneumonitis.
위전절제술 후 Kim 's Tie 부근 공장에 국소 재발한 위암환자 1예
배병구,서병조,유항종,강윤경,김진복,Bae Byung-Gu,Suh Byoung-Jo,Yu Hang-Jong,Kang Yun-Kyung,Kim Jin-Pok 대한위암학회 2005 대한위암학회지 Vol.5 No.1
위암은 국내에서 발생 빈도가 가장 높은 암으로서 근치적 절제술 및 확대 영역 림프절 절제술의 도입과 더불어 술후 보조 항암화학요법 및 면역요법 등의 이용으로 최근 치료성적의 향상을 보이고 있다. 그러나 수술적 치료를 포함한 치료법의 발전에도 불구하고 다양한 형태의 재발을 경험하게 되고, 대부분의 재발은 3년 이내에 일어난다. 재발양상으로는 크게 국소재발, 원격재발, 복막재발 등이 있으며, 여러 가지 재발양상이 한꺼번에 보이는 경우도 있다. 이 중 국소재발의 호발 부위로는 림프절($48\%$), 문합부($32\%$, 잔존 위($20\%$)의 순으로 보고되고 있다. 증례: 51세의 여자 환자로 1999년 10월 진행성 위암으로 근치적 위전절제술을 시행 받았고, 당시 병기는 T3N1M0(IIIa,AJCC 1997)이었다. 수술 후 10회의 보조적 정맥 주사용 항암화학요법 및 경구용 항암화학요법을 2년간 실시하였고, 외래를 통한 추적검사상 약 5년간 재발을 보이지 않았으나 2004년 9월 시행한 내시경상 Kim's tie 부근공장에서 궤양성 병변을 발견하고 조직검사를 시행, 병리학적으로 낮은 분화도를 보이는 인환 세포암종 형태의 위선암 재발로 진단하고 수술을 시행하였다. 수술 방법은 Kim's tie 위치를 포함해 근위부 6.5 cm, 원위부 4 cm의 절제연을 두고 공장부분 절제술을 시행하였다. 수술 당시 다른 복부장기로 전이는 없었으며 전이성 복수도 없었다. 수술 후 별다른 합병증 없이 회복하였으며 보조 항암화학요법 제제로써 TS-1을 사용하며 외래 통한 추적검사 중이다. Despite improvements in the surgical treatment of gastric adenocarcinomas, the recurrence rates remain high in patients with advanced-stage disease. Most of the recurrence occurs within 3 years of the surgical resection, and nearly $90\%$ of the patients with recurrence die within 2 years of the diagnosis of recurrence. A recent study analyzed recurrence patterns for patients who had undergone a potentially curative gastrectomy. For those patients, $33\%$ of the recurrences involved locoregional sites, $44\%$ the peritoneum, and $38\%$ distant sites. A 51-year-old female patient was diagnosed with stomach cancer and underwent a total gastrectomy with D2 lymph node dissection during Oct. 1999. The pathologic report indicated a T3N1M0 tumor. We performed immunochemotherapy for 2 years with regular follow up. A gastrofiberscopic examination done during sep. 2004, cancer recurrence was found at the Kim's tie site of the jejunual loop. We did an abdominal exploration and a segmental resection of cancer site with pathologically negative resection margins. After the operation, we started secondary chemotherapy with TS-1.
쑥 추출성분의 암세포 증식억제와 Quinone reductase 유도 활성 효과
배송자,박윤자,김미향 가톨릭대학교 자연과학연구소 2001 自然科學論文集 Vol.9 No.-
In this study, Artemisia princeps var. orientalis(AP), the Compositae species, were extracted using methanol(APM) and the extracts was fractionated to five different types which are hexane(APMH), ethylether(APMEE), ethylacetate(APMEA), butanol(APMB) and aqueous(APMA) partition layers. The various partition layers were screened far the cytotoxic effects on HepG2, MCF-7 and C6 cells by MTT assay and for their ability induce quinone reductase(QR) in HepG2 cells. Compared with the other partition layers of AP, the APMEE showed the strongest cytotoxic effects on HepG2, MCF-7 and C6 cells. The quinone reductase(QR) induced activity in HepG2 cells, grown in the presence of APMEE and APMH, were 5.08 and 2.99 times more effective compared with the control value of 1.0 respectively. Therefore, based on these results, the ethylether partition layer(APMEE) of the Artemisia princeps var. orientalis may have that potentially useful cancer chemoprevention effect on the human cancer cells, HepG2, MCF-7 and C6. Key word : Artemisia princeps var. orientalis, MTT assay, quinone reductase(QR)
김윤배 成均館大學校 科學技術硏究所 1998 論文集 Vol.49 No.1
The use of simulation is increasing in lots of areas: manufacturing, health management, business process restructuring and telecommunications. When the experiments on real system is not possible or not practical then simulation becomes the final tool. In this paper, we discuss the use of simulation in the telecommunication network planning and performance analysis. The simulation modeling schemes for the structure of telecommunication networks is discussed. General purpose simulation languages and telecommunication oriented simulators are analyzed in detail. Simulation of telecommunication network, which is very reliable, requires very long simulation time(i. e., very large numbers of entities generation) which may result a regeneration of random number generation. We discussed simulation features : modeling techniques, statistical problems, fast simulation techniques, simulation output analysis.
6차 교육 과정에 따른 고등학교 공통 과학 (화학 부분) 교과서의 탐구 활동 분석
김윤희,정경규,문경근,문성배 부산대학교 사범대학 과학교육연구소 1998 科學敎育硏究報 Vol.25 No.-
In order to obtain the fundamental data for developing an ideal chemistry curriculum in the common science, four kind of common science textbooks were analyzed. Particularly, inquiry activities part was analyzed by the three dimension framework which consists of inquiry content dimension, inquiry process dimension and inquiry context dimension. The average volume of chemistry part in the common science text books was 13% (56 page). In the analysis of the inquiry content dimension of inquiry activities, the total number of themes in four kinds of textbook had similar inquiry activities. For the analysis of inquiry process dimension, 'interpreting data and formulating generalizations' category(39.1%) was most emphasized and the categories of 'observation and measuring'(30.8%), and 'building, testing and revising the theoretical model'(16.5%), 'seeing a problem and seeking ways to solve it'(13.5%) follow in order. As for the analysis of the inquiry context dimension, the scientific context was 82%, the individual context 1.8%, the social context 7.8% and the technical context 7.8%. It showed that the proportion of STS related contents in inquiry activities was 18%. For the purpose of common science text book in the 6th curriculum, it is expected to increase the proportion of the high level inquiry process and the proportion of STS related contents.