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The Utility of MR Imaging Using the HASTE and True FISP Sequences in Diagnosing Bowel Obstruction
윤은주,김태경,최병인,Yun, Eun-Joo,Kim, Tae-Kyoung,Choi, Byung-Ihn The Korean Radiological Society 2003 대한영상의학회지 Vol.48 No.6
Purpose: To determine the value of magnetic resonance imaging (MRI) using HASTE (half- Fourier single-shot turbo spin-echo) and true FISP (fast imaging with steady-state precession and heavy T2-weighting) sequences in diagnosing bowel obstruction. Materials and Methods: Thirty-one consecutive patients in whom suspected bowel obstruction was revealed at plain abdominal radiography, barium study, and computed tomography (CT) were admitted during an eight-month period. Eighteen of 27 in whom bowel obstruction was confirmed underwent MRI using HASTE and true FISP sequences. Results: At MRI, bowel obstruction was diagnosed in all patients. Using the HASTE sequence, the site of obstruction was correctly identified in 16 patients(89%) and the cause of obstruction was correctly diagnosed in 15(83%). Using the true FISP sequence, the corresponding figures were 16(89%) and 16(89%). Of the 18 patients with confirmed bowel obstruction, 33%(6/18) showed better lesion conspicuity at true FISP, for 39%(7/18), conspicuity was equal at both sequences, 28%(5/18) showed better conspicuity at HASTE. Conclusion: MRI can be useful for evaluation the presence, site and cause of bowel obstruction. On comparing the findings of HASTE and true FISP sequences, no significant differences were observed. 목적: 장폐쇄를 진단하는데 있어 HASTE기법과 true FISP기법을 이용한 자기공명영상의 유용성에 대하여 알아보고자 하였다. 대상과 방법: 8개월동안 단순복부촬영, 바륨검사,CT에서 장폐쇄가 의심되는 31명의 환자 중 자기공명영상을 시행하고 원인이 수술이나 생검을 통해 확진된 18명의 환자를 대상으로 하였다.자기공명영상은 1.0 T를 이용하여 half-Fourier acquisition single-shot turbo spin-echo(HASTE)기법과 fast imaging with steady-state precession and heavy T2-weighting(true FISP)기법으로 영상을 얻었다. 두 기법 각각에서 장폐쇄의 유무, 위치와 원인에 대해평가 하였고 병변의 선명도를 비교분석하였다. 결과:18명 모두에서 자기공명영상으로 장폐쇄의 유무를 확인하였다.HASTE기법에서 장폐쇄의 위치는 16명(89%)에서 확인되었고, 원인은 15명(83%)에서 진단되었다.True FISP기법에서 장폐쇄의 위치는 16명(89%)에서 확인되었고, 원인은 16명(89%)에서 진단되었다. 병변의 선명도는 6명(33%)에서는 true FISP기법이, 5명(28%)에서는 HASTE기법이 우수하였고 7명(39%)에서는 유의한 차이가 없었다. 결론: 장폐쇄의 유무와 위치확인, 원인의 진단에 있어 자기공명영상은 우수한 검사법이며 그 기법인 HASTE와 true FISP기법에서의 소견은 큰 차이가 없었다.
국제의료관광 전시컨벤션 서비스품질이 참관객 만족도, 재방문 및 추천의도에 미치는 영향 분석
윤은주(Eun Joo Yun),이대휘(Dae Hui Lee) 한국관광연구학회 2015 관광연구저널 Vol.29 No.9
This study examines the relationship between the service quality as perceived by the participants of the International Medical Tourism Convention and the participants’ satisfaction, revisit intention, and recommendation. The experiences of the participants of the International Medical Tourism Convention held at the Busan Exhibition and Convention Center (BEXCO) were surveyed. The four determinants of the Convention’s service quality were Service environment quality, Service delivery quality, social Services quality, and Service product quality. The main findings are as follows. (1) The Service environment quality of the Convention had the greatest significant positive effect on participant satisfaction (2) the Service delivery quality, social Services quality and Service product quality had significant positive effects on participant satisfaction; (3) the service quality perceived by the Convention’s participants had significant positive effects on revisit intention. (4) the service quality perceived by the Convention’s participants had significant positive effects on recommendation. This study has shown that International medical tourism exhibition and convention attendee’s high satisfaction creates positive influence on attendee’s revisit intention. It also helps create a trust and positive image about international medical tourism as well as promotion effects on elevating recommendation. By enhancing the participants’ perceived service quality, this study aims to identify methods to improve the international competitiveness of the domestic medical tourism industry and medical tourism marketing strategies, in order to achieve sustainable participation in medical tourism activities.
유연서,윤은주,강영조,Yu, Yeon-Seo,Yun, Eun-Joo,Kang, Young-Jo 한국조경학회 2014 韓國造景學會誌 Vol.42 No.2
본 연구는 국제적 명성을 얻고 있는 부산국제영화제를 테마로 한 가로 공간-영화의 거리-의 정비 계획을 정리한 것이다. 테마 거리의 정비 목표는 방문객 유치를 통한 지역 경제 활성화에 있다. 계획 수립의 과정은 먼저 테마 거리의 정비 사례를 분석하여 계획 대상지의 위상을 동정하였다. 그리고 관련 계획을 검토하여 본 계획과의 차별성을 확인하였다. 영화의 거리의 공간별 주제는 영화와 관계 맺기로 설정하여 가로 공간의 통일적 이미지를 구현하고자 하였다. 영화의 역사를 보도에 새겨 영화역사의 길을 조성하고, 일부 구간은 붉은색의 보도 블록을 부설하여 레드카펫거리를 조성하였다. 요트경기장에서 마린시티까지의 길은 영화와 친해지기를 주제로, 영화제작 조형물과 테마벤치를 설치하여 영화를 간접체험해 볼 수 있도록 했다. 다음 마린시티에서 동백섬까지는 영화와 놀며 즐기기로 슈퍼그래픽과 트릭아트 등을 활용해 재미있는 길을 만들고자 했다. 동백섬에서 해운대까지는 영화와 이별이라는 주제를 영화음악을 통해 풀어내 악보보도와 음악분수를 도입했다. 마지막 구간 해운대에서 문텐로드까지는 이별 후의 추억을 주제로 하는 문텐로드와의 중간지역이다. 광섬유를 이용해 은하수 보도와 은하수 광장을 조성하여 두 가지 역할을 모두 소화할 수 있는 지대로 조성하고자 했다. This study is the renovation plan for BIFF(Busan International Film Festival) street themed movies, which is an internationally known film festival. The aim of this is the regional economic vitalization. The first step of the plan sets up position through the case study of the Theme Street. The theme for each road space is related with movies and realizes the unificative images for each road. Images between the Busan Cinema Center and BUSAN MARINA are introduction of the road and the subject of this road is greeting with movies. The history of movies are printed on the pavement, some sections are made with red blocks for recollecting the red carpet. The next section from the BUSAN MARINA to MARINE CITY is set up being close with movies. In this section, sculptures of filmmaking and theme benches are installed for indirect experiences. The theme from MARINE CITY to DONGBAEK ISLANDS is playing and enjoying with movies. It is made more fun with the installation of super graphic and trick art. The theme from DONGBAEK ISLANDS to HAEUNDAE is farewell with movies. It is expressed by music on pavement and musical fountain. The last section in the theme road from HAEUNDAE to MOONTAN ROAD shows the concept memories after farewell. It is a half way to Moonten Road. The Milky Way pavement and Milky Way square are made by installing the optical fibers.
알코올 남용 및 만성 간질환의 과거력이 없는 환자의 다발성 과혈관 과형성 간결절
도병주 ( Byoung Joo Do ),박인영 ( In Young Park ),이소연 ( So Yon Rhee ),송진경 ( Jin Kyung Song ),장명국 ( Myoung Kuk Jang ),조성진 ( Seong Jin Cho ),남은숙 ( Eun Sook Nam ),윤은주 ( Eun Joo Yun ) 대한소화기학회 2015 대한소화기학회지 Vol.65 No.5
Up-to-date imaging modalities such as three-dimensional dynamic contrast-enhanced CT (3D CT) and MRI may contribute to detection of hypervascular nodules in the liver. Nevertheless, distinguishing a malignancy such as hepatocellular carcinoma from benign hypervascular hyperplastic nodules (HHN) based on the radiological findings is sometimes difficult. Multiple incidental liver masses were detected via abdominal ultrasonography (US) in a 65-year-old male patient. He had no history of alcohol intake and no remarkable past medical history or relevant family history, and his physical examination results and laboratory findings were normal. 3D CT and MRI showed numerous enhanced nodules with hypervascularity during the arterial phase. After US guided liver biopsy, the pathological diagnosis was HHN. To date, several cases of HHN have been reported in patients with chronic alcoholic liver disease or cirrhosis. Herein, we report on a case of HHN in a patient with no history of alcoholic liver disease or cirrhosis. (Korean J Gastroenterol 2015;65:321-325)
한국인 폐경기 여성에서의 요 칼슘 배설과 골대사의 관계
오기원(Ki Won Oh),윤은주(Eun Joo Yun),오은숙(Eun Sook Oh),김상우(Sang Woo Kim),이덕철(Duk Chul Lee),장영건(Young Kwon Chang),노성일(Sung Il Roh),도병록(Byung Rok Do),강무일(Moo Il Kang) 대한내과학회 2002 대한내과학회지 Vol.63 No.4
Background : Although all postmenopausal women are estrogen deficient, women who have postmenopausal osteoporosis may have some defects, in addition to estrogen deficiency, that explain for their higher rates of bone resorption and greater bone loss, relative to those who do not. To test the hypothesis that one of the defects is an impairment in renal calcium conservation, we have investigated relationship between urinary calcium excretion and bone mineral metabolism of postmenopausal women in Korea. Methods : We have measured 24-hour urinary calcium level; serum osteocalcin level, serum alkaline phosphatase level; urine deoxypyridinoline level; and bone mineral density in 224 early postmenopausal, 158 late postmenopausal and 145 premenopausal women. Results : 33.0 percent (74/224) of early postmenopausal women in Korea had urinary calcium excretion exceeding 4 mg/kg per day. The early postmenopausal women had higher (p<0.05) values for mean urinary calcium to creatinine ratio of 0.241±0.008 mg/mg of creatinine vs. 0.209±0.010 mg/mg of creatinine and higher (p<0.001) mean serum calcium level of 9.15±0.02 mg/dL vs. 8.92±0.03 mg/dL than the premenopausal women. Hypercalciuric group of early postmenopausal women had higher (p<0.05) values for mean urine deoxypyridinoline level (8.6±0.4 nMol/mMol Vs. 7.7±0.2 nMol/mMol), higher (p<0.05) mean serum alkaline phosphatase level (73.4±2.3 U/L Vs. 67.7±1.4 U/L) and lower (p<0.05) mean bone mineral density of femur neck (0.785±0.012 g/cm2 Vs. 0.815±0.008 g/cm2) than the normocalciuric group. Conclusion : The early postmenopausal women had larger numbers of hypercalciuric women and higher values for urinary calcium excretion than the premenopausal women. Hypercalciuric group of early postmenopausal women had higher values for biochemical markers of bone turnover and lower bone mineral density of femur neck than the normocalciuric group. We suggest that hypercalciuria could be accounted for the partial cause of postmenopausal osteoporosis, but further studies are needed to elucidate the direct effect about that.(Korean J Med 63:402-410, 2002)
폐경 후 골다공증 환자에서 여성호르몬과 알렌드로네이트 ( Alendronate ) 병합치료가 단기간의 골대사에 미치는 효과
오기원(Ki Won Oh),윤은주(Eun Joo Yun),오은숙(Eun Sook Oh),김상우(Sang Woo Kim),이덕철(Duk Chul Lee),노성일(Sung Il Roh),이원영(Won Young Lee),백기현(Ki Hyun Baek),강무일(Moo Il Kang) 대한내과학회 2002 대한내과학회지 Vol.63 No.3
Background : The hormone replacement therapy (HRT) and bisphosphonate alendronate are efficacious in the prevention and treatment of postmenopausal osteoporosis. Acting by different mechanisms, these two agents decrease bone resorption and thereby increase or preserve bone mineral density. The combined effects of these medications have not been rigorously studied. This clinical trial examined the combined effects of HRT and oral alendronate on bone mineral density (BMD) and biochemical markers of bone turnover in 50 postmenopausal women with low bone mass. Methods : This was a 1-year study in which 50 postmenopausal women received daily treatment with 0.625 mg conjugated equine estrogens (with medroxyprogesterone acetate 2.5 mg to 5 mg, daily or cyclically) alone or in combination with 10 mg alendronate. All of the women received a supplement of 600 mg elemental calcium daily. Changes in BMD at the lumbar spine and biochemical markers of bone turnover were assessed. Results : At 1-year, significant increases from baseline in lumbar spine BMD were observed in both treatment groups [combined HRT and alendronate, 10.3%(p<0.001); HRT alone, 4.5% (p<0.05)]; Compared with HRT alone, combined HRT and alendronate significantly produced greater increases in BMD of the lumbar spine (p<0.001). Both treatment groups significantly decreased biochemical markers of bone turnover, especially mean serum osteocalcin level and mean serum alkaline phosphatase level. The combined HRT and alendronate significantly produced greater decreases in mean serum alkaline phosphatase level than HRT alone (p<0.05). Conclusion : Combined use of HRT and alendronate significantly produced greater increases in lumbar spine BMD and greater decreases in biochemical markers of bone turnover than that of HRT alone. Thus, the therapy of combined HRT and alendronate produced favorable effects on bone mineral metabolism in postmenopausal women with osteoporosis.(Korean J Med 63:299-305, 2002)
오기원 ( Ki Won Oh ),윤은주 ( Eun Joo Yun ),오은숙 ( Eun Sook Oh ),이성규 ( Seong Kyu Lee ),김상우 ( Sang Woo Kim ),이덕철 ( Duk Chul Lee ),노성일 ( Sung Il Roh ),이원영 ( Won Young Lee ),백기현 ( Ki Hyun Baek ),강무일 ( Moo Il Ka 대한내과학회 2003 대한내과학회지 Vol.64 No.2
Background: Hormone replacement therapy in postmenopausal women is widely used for the relief of menopausal symptoms and the prevention of bone loss. But, it has been reported that many women discontinue hormone replacement therapy within early period, be