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구조적 명세를 이용한 래피드 프로토 타이핑에 관한 연구
최준일(Joon-il Choi),이세훈(Sei-Hoon Lee),윤경섭(Kyeong-Seob Yun),왕창종(Chang-Jong Wang) 한국정보과학회 1990 한국정보과학회 학술발표논문집 Vol.17 No.2
본 논문에서는 구조적 명세서의 요구사항을 명세하기 위한 요구명세 언어를 설계하고, 구조적 명세로 부터 프로토타입을 생성하여 명세된 소프트웨어의 적합 여부를 사용자에게 인증(Validation) 받는 프로토타이핑 시스템을 구축하였다. 이 프로토타이핑 시스템은 요구 명세 편집기, 요구 명세 분석기, 요구 명세 변환기 프로토타입 실행기로 구성된다. 본 논문에서는 이 프로토타이핑 시스템을 구현함에 있어서 논리 프로그래밍언어인 프롤로그를 사용하였다.
최준일 ( Joon Il Choi ) 대한간암학회 2012 대한간암학회지 Vol.12 No.1
The most important and primary endpoint in oncology research is overall survival. However, other endpoints such as time-to-progression, time-to-recurrence and response rate have their roles in oncology trials and these endpoints are assessed by the imaging evaluation of tumor burden. Recently published the revised version (version 1.1) of response evaluation criteria in solid tumors (RECIST) is now the standards for the tumor response evaluation after treatment, and especially for cytotoxic agents. However, the problems are more complicated for hepatocellular carcinoma (HCC). RECIST are mainly used for the response evaluation of chemotherapeutic agents. However, for the treatment of HCC, there are some locoregional treatments and molecular targeted agents, and after these treatments, tumor necrosis remains as non-enhanced tumor areas, whereas viable tumor parts can be noted by the enhanced areas. However, these necrotic areas should be included as being tumor when we adopt the pure anatomical criteria such as RECIST and this can distort the results of the response evaluation. For overcoming this problem, some new criteria were introduced and their principle is the measurement of enhancing portion of the tumor only. However, these new criteria still have limitations and functional imaging is thought to be the future problem-solving tool for the evaluation of response for molecular targeted agents.
최준일 ( Joon Il Choi ) 대한간암학회 2011 대한간암학회지 Vol.11 No.1
Staging systems of HCC are very complex and disunited because multiple variables, including residual liver function, performance of patients and treatment modalities, can have influence on the survival of the patients and therefore, there is no united and generalized staging system of HCC. Staging systems of HCC can be classified as two categories; Anatomical staging systems and clinical staging systems. In anatomical staging systems, tumor factors are main elements that determine the stage of the patients and LCSGJ systems and AJCC/UICC systems are included in this category. Practice guideline and General rules of HCC by the Korean Liver Cancer Study Group adopted LCSGJ system. In clinical staging systems, not only tumor factors but also clinical factors such as liver function, performance of the patients and treatment modalities are considered to determine the stage of the patients. The BCLC system is the only system that provides treatment recommendations for each of the assigned stages based on the best treatment options currently available. Criteria for liver transplantation are on the way of expansion because of the widespread of living donor liver transplantation and several researchers presented various expanded criteria over Milan`s criteria with comparable survival data to those of Milan`s criteria. Upcoming researches of molecular biology and imaging can help the establishment of more precise and united staging systems for the patients with HCC.
바터팽대부 선암종으로 췌십이지장절제술 후 발생한 간전이의 간절제술 치료 1예
신정아 ( Jeong A Shin ),안민 ( Min An ),최준일 ( Joon Il Choi ),김성훈 ( Seong Hoon Kim ),이우진 ( Woo Jin Lee ),박상재 ( Sang Jae Park ),박중원 ( Joong Won Park ),홍은경 ( Eun Kyung Hong ) 대한소화기학회 2006 대한소화기학회지 Vol.48 No.6
After curative resection of carcinoma of ampulla of Vater, 5-year survival rate has been reported ranging from 40% to 60%. Two major causes of the treatment failure are local recurrence and liver metastasis. Liver metastases are often multiple and are associated with poor prognosis. There have been few reports on long-term survivors after hepatectomy for metastatic liver tumors from carcinoma of ampulla of Vater. We report a 42 year-old female patient with solitary hepatic metastasis from carcinoma of ampulla of Vater, which was successfully treated by hepatectomy 69 months after curative Whipple`s operation. Histologic examination of the resected specimen had revealed stage IB moderately-differentiated, intestinal type adenocarcinoma (T2N0M0). Since neither local recurrence or distant metastasis were detected, the patient underwent liver segmentectomy. Histologic study confirmed the presence of metastatic liver tumor from carcinoma of ampulla of Vater. She is doing well without evidence of recurrence at 20 months after hepatectomy. (Korean J Gastroenterol 2006;48:434-437)
간접적으로 확인한 간문맥압항진증이 간세포암종 환자의 간절제술 후 합병증 발생과 예후에 미치는 영향
안민 ( Min An ),박중원 ( Joong Won Park ),신정아 ( Jeong A Shin ),최준일 ( Joon Il Choi ),김태현 ( Tae Hyun Kim ),김성훈 ( Seong Hoon Kim ),이우진 ( Woo Jin Lee ),박상재 ( Sang Jae Park ),홍은경 ( Eun Kyoung Hong ),김창민 ( Chang 대한간학회 2006 Clinical and Molecular Hepatology(대한간학회지) Vol.12 No.4
간세포암종 진단에서 18F-FDG 양전자 방출단층촬영(PET)의 정확성
신정아 ( Jeong A Shin ),박중원 ( Joong Won Park ),안민 ( Min An ),최준일 ( Joon Il Choi ),김성훈 ( Seong Hoon Kim ),김석기 ( Seok Ki Kim ),이우진 ( Woo Jin Lee ),박상재 ( Sang Jae Park ),홍은경 ( Eun Kyung Hong ),김창민 ( Chang M 대한간학회 2006 Clinical and Molecular Hepatology(대한간학회지) Vol.12 No.4