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십이지장에 발생한 Enteritis Cystica Profunda 1 예
정호경(Ho Kyeong Jeong),김진관(Jin Kwan Kim),황인석(In Seog Hwang),김미영(Mi Young Kim),김영묵(Yeong Muk Kim),이동윤(Dong Yun Lee),이준상(Joon Sang Lee) 대한소화기학회 2002 대한소화기학회지 Vol.39 No.1
Enteritis cystica profunda (ECP) is a very rare condition of the small intestine. It is characterized by mucin-filled cystic space and partially lined by nonneoplastic epithelium predominant in the submucosa of the small bowel. It has the identical histopathologic features to those of colitis cystica profunda (CCP), which is a rare benign lesion of the distal colon and rectum of uncertain cause. ECP appears to occur much less than CCP and all reported ECP was associated with intestinal disease, such as Peutz-Jeghers syndrome, Crohn`s disease, hamartomatous polyp, and multiple congenital anomalies. Among the reported ECP cases, only one case was located in duodenum and it was associated with hamartomatous polyps. Interestingly, we experienced a case of ECP in the duodenum without any intestinal disease. The diagnosis was made based on the endoscopic finding and histologic features of the resected specimen. We report this rare case of ECP located in the duodenum without associated small intestinal disease. (Korean J Gastroenterol 2002;39:55-58)
가성낭종을 동반한 만성 췌장염에서 , 자연소실된 비정맥혈전증 1 예
김정열(Jeong Yeol Kim),이지훈(Ji Hoon Lee),김기홍(Ki Hong Kim),손미정(Mi Jeong Sohn),정호경(Ho Kyeong Jeong),김민구(Min Ku Kim),강병선(Byeong Sun Kang),박동열(Dong Yeol Park),이옥재(Ok Jae Lee),김영채(Yong Chai Kim) 대한내과학회 1996 대한내과학회지 Vol.51 No.6
Splenic vein thrombosis is infreqently recognized as a cause of gastroesophageal varices and upper G-I bleeding. Extrahepatic portal hypertension constitute 5-10% of portal hypertension. Isolated obstruction of the splenic vein leads to isolated or segmental hypertension. The diagnosis of splenic vein thrombosis with gastroesophageal varices is important, since it can be cured by splenectomy. We report one cause of spontaneously resolved splenic vein thrombosis with gastroesophageal varices associateed with chronic pancreatitis with pseudocyst in 41-year old man. He suffered from epigastric pain for 4 months. UGI series and endoscopy revealed varices of gastric fundus and lower esophagus. Two years later, follow-up endoscopy showed no esophageal and gastric varices. On abdominal USG, no evidence of splenic vein thrombosis was observed.
서상현(Sang-Hyeon Seo),정호경(Ho-Kyeong Jeong),윤세현(Se-Hyun Youn),박순홍(Soon-Hong Park),장영순(Young-Soon Jang) 한국항공우주연구원 2007 항공우주기술 Vol.6 No.1
본 연구는 KSLV-I 페이로드 페어링을 제외한 2단 구조부에 대한 모드시험 결과를 기술하고 있다. 2단부는 크게 위성 분리부, 탑재부, 킥모터 지지부, 킥모터로 구성되어 있다. 번지코드를 이용하여 자유경계단 조건을 모사하였고 가진은 대형 가진 망치를 사용하였다. 이러한 모드시험 결과를 통하여 모드변수를 추출할 수 있고, 2단부 구조체의 동특성을 파악할 수 있다. 시험 결과는 TDAS를 사용하여 분석하였고, 100㎐ 이하의 모드변수 및 모드형상을 추출하였다. This paper introduces modal test of the 2nd stage structure of KSLV-I which is composed to satellite, PLA(Payload Adapter), EB(Equipment Bay), KMS(Kick Motor Support) and KM(Kick Motor) without PLF(Payload Fairing). In this test, to simulate free-free boundary condition, test object was hung by 4 bungee cords and excited by using impact hammer. From this test, dynamic properties of the 2nd stage structure of KSLV-I can be obtained. Modal test data are analyzed by using TDAS(Test Data Analysis Software). As the result, modal parameters and mode shapes below 100㎐ of the 2nd stage of KSLV-I were identified.