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Diagnostic Significance of Cellular Neuroglial Tissue in Ovarian Immature Teratoma
채윤,김규래,우창곡,김주영,김종재,강신광,김지윤,박인아,김은나 대한병리학회 2017 Journal of Pathology and Translational Medicine Vol.51 No.1
Background: Immature teratoma (IT) is a tumor containing immature neuroectodermal tissue, primarily in the form of neuroepithelial tubules. However, the diagnosis of tumors containing only cellular neuroglial tissue (CNT) without distinct neuroepithelial tubules is often difficult, since the histological characteristics of immature neuroectodermal tissues remain unclear. Here, we examined the significance of CNT and tried to define immature neuroectodermal tissues by comparing the histological features of neuroglial tissues between mature teratoma (MT) and IT. Methods: The histological features of neuroglial tissue, including the cellularity, border between the neuroglial and adjacent tissues, cellular composition, mitotic index, Ki-67 proliferation rate, presence or absence of tissue necrosis, vascularity, and endothelial hyperplasia, were compared between 91 MT and 35 IT cases. Results: CNTs with a cellularity grade of ≥ 2 were observed in 96% of IT cases and 4% of MT cases (p < .001); however, CNT with a cellularity grade of 3 in MT cases was confined to the histologically distinct granular layer of mature cerebellar tissue. Moreover, CNT in IT exhibited significantly higher rates of Ki-67 proliferation, mitoses, and necrosis than those in MT (p < .001). Furthermore, an infiltrative border of neuroglial tissue and glomeruloid endothelial hyperplasia were significantly more frequent in IT cases than in MT cases (p < .001). Conclusions: Our results suggest that if CNT with a cellularity grade of ≥ 2 is not a component of cerebellar tissue, such cases should be diagnosed as IT containing immature neuroectodermal tissue, particularly if they exhibit an infiltrative border, mitoses, necrosis, and increased Ki-67 proliferation.
강원도 노인복지관 프로그램 담당자의 프로그램 개발 경험에 관한 사례 분석
채윤아(Chae, Yun A),정미경(Jeong, Mee) 한국사례관리학회 2021 사례관리연구 Vol.12 No.1
본 연구의 목적은 강원도 노인복지관 프로그램 담당자의 프로그램 개발 경험의 사례를 분석하는 것이다. 연구대상은 강원도 노인복지관 14개 기관 중 프로그램 담당자 10명이며, 2020년 10월 한 달 동안 심층 면담을 진행하였다. 연구 문제는 ‘노인복지 프로그램 담당자의 프로그램 개발 경험은 어떠한가?’이다. 연구 결과, 첫째, 노인에 대한 편견과 고정관념이 강한 것으로 나타났다. 둘째, 노인 참여 프로그램임에도 노인의 욕구를 고려하지 않는 것으로 나타났다. 셋째, 노인 참여 프로그램에 대한 본질적인 이해가 매우 부족한 것으로 나타났다. 넷째, 프로그램 내용에 대하여 프로그램 참여자, 기관장, 지역사회의 권력 있는 관계자로부터 끊임없는 압력을 받고 있었다. 다섯째, 프로그램 개발 담당자의 욕구를 반영한 교육과 기관 담당자 간 네트워크의 구축이 매우 부족한 것으로 나타났다. 본 연구의 결과는 노인복지 프로그램 개발에 대한 본질적 접근과 방향을 제시함으로써, 궁극적으로는 프로그램의 질적 향상을 도모하기 위한 것이다. This study aims to analyze the case of the program development experiences of the program manager at Gangwon-do Senior Welfare Center. The subjects of this study were 10 persons who is in charge of program development among 14 institutions in Gangwon-do Senior Welfare Centers, and in-depth interviews were conducted for one month in October, 2020. The research question was ‘How is the program development process of the program development manager?’. As a result of the study, first, it was found that the prejudice and stereotypes toward the elderly are strong as ‘the elderly are objects to care rather than communicate’. Second, it opened a one-sided program which was not related to the needs of the elderly. It indicates that the elderly participation program does not consider the needs of the elderly. Third, the fundamental understanding of the elderly participation program was very insufficient due to the lack of expertise of the elderly welfare program development manager. Fourth, the contents of the program were under pressure from program participants, agency heads, and powerful officials in the local community. Fifth, due to a super vision which lacks present sense and lack of communicaion between institutions, it was found that the education reflecting the needs of program development manager was insufficient. And the establishment of a network between institutional managers was not well formed. The results of this study can be used as basic data to seek to improve the quality of the program by presenting the essential approach and direction for the development of the elderly welfare program.
김병미,채윤이 공주대학교 생산기술연구소 2002 論文集 Vol.10 No.-
As consumers tend to look for more luxuriously-looking goods, the underwear industries are also trying to come up with various and modern designs that would meet their taste. The industries concern more about the beauty of the goods as well as the functional aspects of them. Therefore, the products are becoming more fashionable and colorful. It is the aim of this study to create and investigate the high added value products of brassieres by embroidering using of traditional plant patterns.
김은나,김규래,김구환,김지윤,박인아,신진호,채윤 대한병리학회 2017 Journal of Pathology and Translational Medicine Vol.51 No.2
We describe an ovarian mucinous neoplasm that histologically resembles lobular endocervical glandular hyperplasia (LEGH) containing pyloric gland type mucin in a patient with Peutz-Jeghers syndrome (PJS). Although ovarian mucinous tumors rarely occur in PJS patients, their pyloric gland phenotype has not been clearly determined. The histopathologic features of the ovarian mucinous tumor were reminiscent of LEGH. The cytoplasmic mucin was stained with periodic acid-Schiff reaction after diastase treatment but was negative for Alcian blue pH 2.5, suggesting the presence of neutral mucin. Immunohistochemically, the epithelium expressed various gastric markers, including MUC6, HIK1083, and carbonic anhydrase-IX. Multiple ligation-dependent probe amplification detected a germline heterozygous deletion mutation at exons 1–7 of the STK11 gene (c.1-?_920+?del) in peripheral blood leukocytes and mosaic loss of heterozygosity in ovarian tumor tissue. Considering that LEGH and/or gastric-type cervical adenocarcinoma can be found in patients with PJS carrying germline and/or somatic STK11 mutations, our case indicates that STK11 mutations have an important role in the proliferation of pyloric-phenotype mucinous epithelium at various anatomical locations.