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박홍석(Hongseok Park),박진우(Jinwoo Park),전상욱(Sanguk Jeon) 한국자동차공학회 2012 한국자동차공학회 부문종합 학술대회 Vol.2012 No.5
Today the auto industry tends to design and manufacture various models due to high fuel price, fuel price policy, and varying customers’ demands. Moreover, the auto market is suffering from excessive supply and the technical competition is stiffening. In order for an auto industry to survive, quality improvement, improved fuel efficiency and cost saving must be achieved. Customer satisfaction is also vital. This study focuses on the processes which cause problems in producing mixed engines. Based on the analysis, this study suggests a method to improve the process that installs dummy adapter and wiring harness for COLD TEST and HOT TEST.
수술적 절제 후 인조혈관 재건술로 치료한 하대정맥 원발성 평활근육종
이상원 ( Lee Sang Won ),양전호 ( Yang Jeon Ho ),유성재 ( Yu Seong Jae ),김성훈 ( Kim Seong Hun ),장현정 ( Jang Hyeon Jeong ),박홍석 ( Park Hong Seog ),박상재 ( Park Sang Jae ),김대용 ( Kim Dae Yong ),홍은경 ( Hong Eun Gyeong ) 대한소화기학회 2003 대한소화기학회지 Vol.42 No.3
Leimyosarcoma of the inferior vena cava (IVC) is a rare tumor, with about 200 cases reported in the world literature. There were 5 cases reported in Korea. We report a case of primary leiomyosarcoma of the inferior vena cava in a 50 year-old woman who presented with a heterogenous enhancing mass within IVC on CT scan and MRI scan. The tumor expanded the IVC with displacement of the adjacent structures. The patient underwent ultrasound guided percutaneous biopsy which was consistent with leiomyosarcoma. The patient was treated by surgical resection and synthetic graft replacement of the inferior vena cava and postoperative external beam radiation therapy. We report the case of leiomyosarcoma of the inferior vena cava with a review of relevant literatures. (Korean J Gastroenterol 2003;42:249-254)