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침윤성 자궁경부암 병기설정에서 전산화단층촬영과 자기공명영상의 임상적 의의
김언아 ( Kim Eon A ),최혜영 ( Choe Hye Yeong ),이선옥 ( Lee Seon Og ),김윤수 ( Kim Yun Su ),박한뫼 ( Park Han Moe ),문혜성 ( Mun Hye Seong ),김승철 ( Kim Seung Cheol ),전선희 ( Jeon Seon Hui ),김종일 ( Kim Jong Il ) 대한산부인과학회 2003 Obstetrics & Gynecology Science Vol.46 No.11
Objective : This study aimed to evaluate the clinical significance of CT or MRI in detecting parametrial invasion, pelvic or para-aortic lymph node metastasis. We also evaluated whether IVP, cystoscopy and sigmoiodoscopy could be replaced by CT or MRI. Me
유방암 환자에서 타목시펜 치료 후 발생한 악성혼합 뮬러리안 종양
김언아 ( Kim Eon A ),최혜영 ( Choe Hye Yeong ),김무희 ( Kim Mu Hui ),이사라 ( Lee Sa La ),박한뫼 ( Park Han Moe ),문혜성 ( Mun Hye Seong ),김승철 ( Kim Seung Cheol ),문병인 ( Mun Byeong In ),한운섭 ( Han Un Seob ) 대한산부인과학회 2003 Obstetrics & Gynecology Science Vol.46 No.9
Tamoxifen is widely used for the treatment of breast cancer and currently proposed for preventive strategies. However. there is evidence that tamoxifen may affect other hormone sensitive organs, such as uterus and ovary. It has been documented that tamoxi
가임여성 및 임신부의 혈중 비타민 B12와 호모시스테인 농도의 비교와 이에 영향을 미치는 요인에 관한 연구
이선옥 ( Lee Seon Og ),이영경 ( Lee Yeong Gyeong ),김언아 ( Kim Eon A ),장남수 ( Jang Nam Su ),김영주 ( Kim Yeong Ju ) 대한산부인과학회 2003 Obstetrics & Gynecology Science Vol.46 No.8
Objective : The purpose of this study was to compare with pregnant and non-pregnant women for homocysteine and vitamin B12 and to determine effecting factors on serum homocysteine and vitamin B12 level. Methods : From March 2001 to February 2002, 202 preg
한국 임신부에서 임신성 당뇨병을 진단하기 위한 75 gm 과 100 gm 경구당부하검사의 효율성 비교
서지현(Ji Hyun Suh),윤은혜(Eun Hae Yoon),김언아(Eon Ah Kim),김영주(Young Ju Kim),이경순(Kyung Soon Lee) 대한산부인과학회 2001 Obstetrics & Gynecology Science Vol.44 No.12
Objective : The purpose of this study was to compare one-step 2 hour 75 gm oral glucose tolerance test (OGTT) proposed by the World Health Organization (WHO) with two-step 3 hour 100 gm OGTT of National Diabetes Data group (NDDG) criteria for determining gestational diabetes. Methods : Data for 111 pregnant Korean women who were diagnosed of gestational diabetes either by 75 gm OGTT or 100 gm OGTT and 100 normal controls were reviewed and analyzed retrospectively. The effectiveness of the two tests was determined by comparing the frequency of diabetes-related pregnance outcomes such as macrosomia, cesarean delivery, and preterm birth. Chi-square, Fisher's Exact test, and T-tests were used for statistical analysis. Results : Among 111 gestational diabetic women, 59 (53.2%) were diagnosed by WHO criteria of 75 gm OGTT and 52 (46.8%) were diagnosed by 100 gm OGTT of NDDG criteria. Frequency of macrosomia and cesarean section was higher in 75 gm test group than in 100 gm test group (12.3% vs 5.8% and 35.1% vs 21.2%, respectively), but the difference was statistically not significant. When compared to the control group, 75 gm test group reached statistical significance in having higher incidence of macrosomia (12.3% vs 3%, p<0.05) whereas 100gm test group did not. Conclusion : Efficacy of the diagnostic criteria of WHO was comparable to that of NDDG for diagnosing gestational diabetes. This suggests WHO's 75 gm OGTT to be an efficient diagnostic tool for gestational diabetes in Korean women
LNG 외조탱크 적용을 위한 SCP 모듈의 휨성능 평가
박정준(Jung-Jun Park),박기준(Gi-Joon Park),김성욱(Sung-Wook Kim),김언(Eon Kim),신동규(Dongkyu Shin) 한국산학기술학회 2019 한국산학기술학회논문지 Vol.20 No.1
극한지에서LNG 저장구조물을 건설할 때현장 타설 방식으로 제작 및 시공되는경우, 열악한작업 환경 및 조건으로 의해 공사금액 및 공사기간이 증가되는 문제점이 발생할 수 있어 모듈형 에너지 저장탱크에 대한 요구가 높아지고 있다. 이에 본 연구에서는LNG 연료 저장탱크의 경량화를 위해 SCP 모듈의사용을 대안으로 제시하고자 하였다. 이에SCP 모듈을 두께별로 제작하고 그에 따른 휨성능을 평가함으로써 SCP 구조의 LNG 연료 저장탱크에 대한 현장적용 가능성을 평가하고자 하였다. 실험 결과 두께 100mm 실험체는 설계상 극한하중인 413 kN까지는 선형을 유지하면서 증가하다가 기울기가 급격하게 변하면서 파괴되었다. 두께 200mm 실험체 또한 설계상 극한하중인 약 822 kN까지 선형을 유지하다가 파괴양상을 보였다. 두 조건 모두 SCP의 휨 시험에서 INCA guidance의 기준대로 철판이 항복에 도달할 때까지 선형 거동을 나타내었다가 극한하중이후에는 급격한 철판 항복을 동반하는 거동을 하였다. 또한, 목표로 제시한 설계 휨강도를 만족하여 SCP 모듈을 활용하여 LNG 저장탱크 외조구조물에 적용이 가능할 것으로 판단되었다. 추후 압축, 전단 시험 등을 추가로 진행하여 SCP의 구조성능에 대한 평가가 필요할 것으로 판단된다. When constructing LNG storage structures using the cast-in-place method in extreme areas, the construction cost and time may be increased due to the poor working environments and conditions. Therefore, demand for modular energy storage tanks is increasing. In this study, we propose using an SCP module as an alternative for lighter-weight LNG storage tanks. The purpose of this study is to evaluate the feasibility of LNG storage outer tanks by performing bending tests on the thickness of composite steel plate concrete under field conditions. The loads on specimens with thicknesses of 100 mm and 200 mm were linearly increased to the design final loads of 413 kN and 822 kN, respectively. The slope was rapidly changed, and fracture occurred. The two test conditions showed linear behavior until the steel plate yielded, and after an extreme load behavior, sudden yielding of the steel plate yield occurred in the SCP bending test according to the INCA guidelines. The results satisfied the design flexural load and showed the possibility of using the specimens in a modular LNG outer tank. However, it is necessary to evaluate the structural performance of the SCP by performing compression and shear tests in future research.