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불안정성 흉요추체 방출형 골절 환자에서 기구를 이용한 고정술의 결과
안병조,이정청,김재은,김형일,김철진,최하영 대한신경외과학회 1996 Journal of Korean neurosurgical society Vol.25 No.9
Fifty six patients with unstable thoracolumbar bursting fractures were treated using variable internal fixation devices such as the Kaneda Anterior Fixation System(Kaneda device), the Z-Plate-ATL^(TM) Anterior Fixation System(Z-Plate ATL^(TM)device), the Harrington device. Cotrel-Dudousset(CD) or Compact Cotrel Dubousset(CCD) device of Steffee Transpedicular System with or without decompression. Suchy internal fixation devices were grouped into anterior and posterior internal fixation devices and compared with each other in the aspect of the degree of neurological improvement, the changes of the vertebral height and the kyphotic angle, the duration of admission, and postoperative complications. In conclusion, the anterior internal fixation device appears to be of more benefit in the management of patients with unstable thoracolumbar bursting fracture
비만을 동반한 위암 환자에서 두 병을 같이 수술 치료한 경험(증례)
최경현,윤기영,문형환,신연명,서경원,안수미,송윤미,석정희,정경연,이은하 고신대학교의과대학 2008 고신대학교 의과대학 학술지 Vol.23 No.3
Obesity is growing problem in Korea. We had a case of bariatric surgery during gastric cancer operation. Patient was 29 year old Korean lady with early gastric cancer located in the lesser curvature side of the middle 1/3 of the stomach. Her body weight was 89 kg, height 163 cm, and thus body mass index was 33.5 kg/m2. Preoperative blood pressure was 130/90 mmHg, hemoglobin 12.9 g/dL, total lymphocyte count 3,280/mL, serum albumin 4.3 g/dL, CEA 1.1 ng/mL, CA 19-9 9.1 ng/mL, and alpha fetoprotein 2 ng/mL. Another associated disease was right thyroid follicular neoplasm. The chest X-ray was normal. After IM injection of 2,500 units of heparin 30 minutes before the induction of general anesthesia, she received curative subtotal gastrectomy and Roux en Y gastrojejunostomy when a malabsorption loop of 120 cm jejunum was incorporated between the Treitz ligament and the end to side jejuno-jejunostmy site at May 29th 2006. Her postoperative course was uneventful except a minor wound seroma and the elevations of serum amylase(up to 4 folds) and lipase(up to 2 folds). She lost her body weight 9 kg in 5th, 21 kg in 7th, and 27 kg in 10th postoperative months to became 61.5 kg. On follow up exams in July 2008, she gained 4 kg to overcome her weakness and fatigue. From the above result, the incorporation of a malabsorption loop during reconstruction phase of gastric cancer operation was a good option for obese gastric cancer patients especially in cases of early gastric cancer.
Regulation of Type IV Collagen α Chains of Glomerular Epithelial Cells in Diabetic Conditions
Ha, Tae-Sun,Hong, Eun-Jeong,Ahn, Eun-Mi,Ahn, Hee-Yul The Korean Academy of Medical Sciences 2009 JOURNAL OF KOREAN MEDICAL SCIENCE Vol.24 No.5
<P>An early feature of diabetic nephropathy is the alteration of the glomerular basement membrane (GBM), which may result in microalbuminuria, subsequent macroproteinuria, and eventual chronic renal failure. Although type IV collagen is the main component of thickened GBM in diabetic nephropathy, cellular metabolism of each α chains of type IV collagen has not been well studied. To investigate the regulation of α(IV) chains in diabetic conditions, we examined whether glucose and advanced glycosylation endproduct (AGE) regulate the metabolism of each α(IV) chains in the diabetic tissue and glomerular epithelial cells (GEpC). Glomerular collagen α3(IV) and α5(IV) chains protein were higher and more intense in immunofluorescence staining according to diabetic durations compared to controls. In vitro, mainly high glucose and partly AGE usually increased total collagen protein of GEpC by [<SUP>3</SUP>H]-proline incorporation assay and each α(IV) chain proteins including α1(IV), α3(IV), and α5(IV) in time-dependent and subchain-specific manners. However, the changes of each α(IV) chains mRNA expression was not well correlated to the those of each chain proteins. The present findings suggest that the metabolism of individual α(IV) chains of GBM is differentially regulated in diabetic conditions and those changes might be induced not only by transcriptional level but also by post-translational modifications.</P>
Roh, Eun Ha,Ahn, Jeong‐,Ah,Park, Somi,Song, Ju‐,Eun John Wiley Sons Australia, Ltd 2017 Nursing & health sciences Vol.19 No.4
<P><B>Abstract</B></P><P>In this study, we determined the factors influencing parenting efficacy of Asian immigrant, first‐time mothers. The research design was a cross‐sectional, correlational study. The study included 125 first‐time mothers who immigrated and married Korean men, and were living in Korea. Data were collected using translated questionnaires, and analyzed for descriptive statistics, Pearson correlation, and multiple regression analysis. The major finding was that the parenting efficacy of immigrant women was influenced by childcare support from their husbands, maternal identity, and original nationality. The findings suggest that customized programs be developed and used to enhance parenting efficacy for Asian immigrant, first‐time mothers. In developing such programs, the advantages of maternal identity, social support from the husband, and women's cultural context should be considered.</P>
도시 영상에서의 Inlier 선택과 Database Redundancy 감소 기법
안하은(Ahn, Ha-eun),유지상(Yoo, Jisang) 한국방송·미디어공학회 2016 한국방송공학회 학술발표대회 논문집 Vol.2016 No.6
특징점 기반 건물인식 시스템에서는 강건한 특징점을 추출하는 것이 인식률 향상에 바로 직결되는 중요한 요소이다. 영상에서 특징점들이 너무 많이 추출되는 경우 인식이나 학습단계에서의 알고리즘 수행 시간을 증가시키는 원인이 된다. 또환 중요하지 않은 특징점(배경이나 가려짐 영역, 기타 객체에서 추출된 특징점)이나 조명 변화에 민감한 영역에서 임의로(arbitrarily) 추출된 특징점은 인식률을 저하시키는 문제를 발생시킨다. 특히 도시환경에서 촬영된 영상의 특징점을 추출할때 이러한 문제 현상들이 빈번하게 발생한다. 본 논문에서는 이러한 문제를 해결하고자 multi-view 영상에서 건물의 homography를 기반으로 정확히 정합된 특징점인 inlier만을 선택하는 알고리즘을 제안한다. Inlier로 분류된 특징점들은 건물인식 시스템을 구성하기 위해 사용되고 조명 변화에 민감한 영역에서 임의로 추출된 특징점들은 영역 기반 특징을 추출하여 건물 인식 시스템의 인식률을 높인다. 또한 이를 이용하여 인식하고자 하는 건물과의 상관관계가 적은 잉여 영상들을 DB에서 제거하는 방법도 제안한다. 실험을 통하여 제안하는 기법의 우수성을 보였다.