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Unusual Benign Neoplasms of the Larynx (양성 종괴로 나타나는 후두 질환)

  • Yoo, Myung-Hoon;Kim, Sang-Yoon;Choi, Seung-Ho;Roh, Jong-Lyel;Nam, Soon-Yuhl
    • Journal of the Korean Society of Laryngology, Phoniatrics and Logopedics
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    • v.19 no.1
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    • pp.47-53
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    • 2008
  • Background and Objectives : Benign neoplasms of the larynx are rare, and papillomas account for approximately 90% of these neoplasms. Other benign neoplasms of the larynx are very rare and form a hetergenous group. We present clinical manifestations of unusual benign neoplasms based on our experiences and review of literatures. Materials and Method : We reviewed retrospectively the clinical records of 14 patients with benign neoplasms of the larynx, excluding papillomas, that were examined in our department during 11-year period from 1995 to 2006. Results : The presenting symptom was most commonly progressive dysphonia. Pathologic diagnosis revealed 5 cases of hemangioma, 3 granular cell tumor, 2 amyloidosis, 2 laryngocele, 1 schwannoma, 1 chondroma. Subsites of the neoplasms were 5 in true vocal cord, 3 in arytenoids, 2 in false vocal cord, 2 in supraglottis, and others were subglottis ; aryepiglottic fold. Treatment was surgical, by a external approach in 1 case of chondroma, and by laryngoscopic approach in other cases. In laryngoscopic approach, carbon dioxide laser was used in 10 cases. Postoperative course was satisfactory. Recurrence was encountered in I case of amyloidosis and revision operation was done 3 times. No recurrence was encountered in other cases. Conclusion : Uncommon benign neoplasms of the larynx require high index of suspicion and histological confirmation. Complete excision with an attempt to maintain normal structures generally results in cure.

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Replantation of the Great Toe (족무지 재접합술)

  • Kim, Joo Sung;You, Sun O;Yoon, Jun O;Kim, Jin Sam;Woo, Sang Hyun;Lee, Gi Jun
    • Archives of Reconstructive Microsurgery
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    • v.13 no.1
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    • pp.7-13
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    • 2004
  • Purpose: The purpose of this study was to present the clinical analysis of the results and our experience of the replantation surgery of the great toe. Materials and Methods: Between March 1995 and December 2002, twelve great toes, amputated from the distal phalanx to proximal phalanx were replanted. The complete types were 5 cases and incomplete types were 7 cases. The guillotine injuries were 4 cases and the crushing injuries were 8 cases. Results: Replantation in eleven out of the twelve amputations survived. The cases of revision were 3 cases due to venous thrombosis. Patients were followed up for a mean period of 2.2 years. The mean total active motion of the first MTP joint was $80^{\circ}$. The fusion of IP joint was carried in 7 cases due to the amputation of the IP joint level. The shortening of the replanted great toes was present, with average 0.9cm. The two point discrimination was 7-8mm except 2 cases with loss of nerve. Conclusion: Although replantation of the great toe remains to be controversial, replantation of the great toe should be considered in well-motivated patients because successful replantation regains an important component of the foot and good functional, cosmetic results.

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Managing Information as Records Asset : Public Records Policies in the Digital Transformation Era (디지털 전환 시대의 공공기록정책 기록자산으로서 정보의 관리)

  • Seol, Moon-won
    • The Korean Journal of Archival Studies
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    • no.63
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    • pp.5-36
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    • 2020
  • The E-government Act is in the complete revision process to promote the digital information preservation of the administrative information systems although the preservation of digital information in public sectors is now being regulated by the Public Records Act. In this challenging situation reconstruction of the public records policies has become a task that can no longer be delayed. The current public records policies are insufficient to manage various forms of digital information. The purpose of this study is to suggest the directions of the public records policies in digital transformation era. To this end, it analyze the recent changes in public records policies in the U.K. and Australia as leading models. The analysis derives four trends such as; i) extending management policies from declared records to all information, ii) adopting digital continuity policy, iii) managing information as records asset, and iv) establishment of information governance systems at national level.

Issues and Solutions of Restructuring Private Universities (사립대학의 구조조정을 둘러싼 쟁점과 합리적 해결 방안)

  • Choe, Ho-Seong
    • Journal of Fisheries and Marine Sciences Education
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    • v.24 no.6
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    • pp.901-919
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    • 2012
  • The purpose of this study is to conceptualize some issues around university restructuring in Korea, and explore rational-practical solutions ensuring the survival of higher education institutes confronting many challenges like rapid decreasing rate of birth, global open market of higher education system, and the phenomena of concentration on capital city area etc.. In order to achieve study goals, higher education policies and provisions of past governments from DaeJung Kim's to current MeongBak Lee's were analyzed, and also characteristics and directions of university restructuring of each government were identified. Through this analysis, it was evident that the main concern of university restucturing discourse was primarily focused on how to make public universities have high level of competitiveness. On the other hand, private universities had been totally alienated from university restructuring discourse since 1990's, despite their historical and great contributions to national development of our country. Based on some criticisms of educational policies of national government and partial revision proposal of the higher education act initiated by a few assemblymen, this study suggested eight solutions for developmental restructuring of private universities; constructing comprehensive framework of university restructuring, keeping market-friendly restructuring principle to allow universities take an autonomous position, revising methods, criteria and indexes of university evaluation, reducing the number of enrolling students, not the number of universities and colleges, a new policy to develop local universities allying with universities located at capital city area, differentiating private universities into two types of semi- or quasi-national university and complete autonomous university, legislating financial supports to private universities, and lastly, equal treatment of public and private universities in pursuit of half price tuition.

History and Law of Child-care in Korea (한국 보육의 역사 및 관련법과 현황)

  • Cho, Bok Hee;Kang, Hee Kyung;Kim, Yang Eun;Han, You Me
    • Korean Journal of Childcare and Education
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    • v.9 no.5
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    • pp.381-405
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    • 2013
  • This study aims to prepare basic resources for the development of child-care by figuring out the main characteristics of child-care history, laws, and current status in Korea. First of all, in the section of child-care history, the overall trend of child-care affaires were examined by classifying it into stage 1-Child Welfare Act, stage 2-Early Childhood Education Promotion Act, stage 3-Initial Period of Child-Care Act and stage 4-Complete Revision of Child-Care Act. Second, as for child-care related laws, basic laws such as Infant and Child-Care Act, and related laws such as Early Childhood Education Act and Child Welfare Act and other related laws such as Equal Employment Opportunity and Work Family Balance Assistance Act, act on Support for Disabled Children's Welfare and Social Welfare Services Act, the information related to child-care was specified. Third, as for current status of child-care, general status, status of child-care centers and children, and types of child-care centers were examined respectively.

The Revision of Sajik Ritual System during the early Ming Dynasty and the Debates about National Sajik Altar Alteration during the early Joseon Dynasty (명 초 사직단 제도 개정과 조선 초 사직단 논쟁)

  • Baik, So-Hun
    • Journal of architectural history
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    • v.24 no.5
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    • pp.21-32
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    • 2015
  • Sajik, the altar of land and grain was treated as one of the most important national ritual facilities by the Joseon dynasty and the Ming dynasty because it symbolized the legitimacy of a dynasty, and its architectural ordonnance was arranged strictly by the government. But when the Joseon government considered to reconstruct its national Sajik altar in Hanyang during the Sejong period, they found the new architectural ordonnance for local Sajik altars recorded in "Hongwulizhi(洪武禮制)" had been published by the Ming government was hard to adopt, because it was too narrow and totally different from the traditional style. Above all things, they doubt of there was other architectural ordonnance for kingdoms, not for local governments. King Sejong ordered to investigate the origin form and former examples, and tried to get other ritual documents of authority published by the Ming government such as "Damingjili(大明集禮)". After several academic researches and intense debates, they decided to create a new architectural ordonnance for their national Sajik altar, its form was in accord with the traditional style and its size was in accord with the new ordonnance. But they did not know there had already been the architectural ordonnance for the kingdom in the Ming dynasty. Because the first emperor of the Ming dynasty had changed its Sajik ritual system several times, even the whole country of the Ming dynasty also had gone through chaos on this issue even after his death. Consequentially, the official documentation works had been made partially, there was no a complete document on this issue even in the Ming government.

Predicting Arachnoid Membrane Descent in the Chiasmatic Cistern in the Treatment of Pituitary Macroadenoma

  • Ko, Hak Cheol;Lee, Seung Hwan;Shin, Hee Sup;Koh, Jun Seok
    • Journal of Korean Neurosurgical Society
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    • v.64 no.1
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    • pp.110-119
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    • 2021
  • Objective : Preoperative prediction of the arachnoid membrane descent in pituitary surgery is useful for achieving gross total removal and avoiding cerebrospinal fluid leakage resulting from tearing of the arachnoid membrane in the chiasmatic cistern. In this study, we analyzed the patterns of arachnoid membrane descent during or after pituitary tumor surgery and identified the factors related to this descent. Methods : Analysis was restricted to pituitary macroadenomas not extending into the third ventricle or over the internal carotid artery. To minimize confounding factors, patients who underwent revision surgery, those who had a torn arachnoid during operation or small medial diaphragma sellae (DS) opening, and subtotal resections were excluded. We enrolled 41 consecutive patients in this retrospective analysis. The degree of arachnoid descent was categorized using intraoperative videos. Preoperative magnetic resonance findings, including tumor height, suprasellar extension, and variables including DS area and medial opening size, tumor composition, and displacement of the pituitary stalk and gland were evaluated to determine their correlations with arachnoid membrane descent. Results : Arachnoid membrane descent was significantly correlated with DS area and medial opening size. Based on T2-weighted images (T2WI) magnetic resonance (MR) images, tumor composition was significantly associated with arachnoid membrane descent. Other factors were not significantly correlated with arachnoid membrane descent. Conclusion : T2WI of tumor composition and preoperative MR imaging of DS area and medial opening provided valuable information regarding arachnoid membrane descent. These parameters may serve as fundamental measures to facilitate complete resection of pituitary macroadenomas.

Chemical Accident Response Plan: A Comparative Study between Regions in Korea (화학사고 대응계획: 국내 지역간 비교연구)

  • Min-Je Choi;Gyu-Sun Cho
    • Industry Promotion Research
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    • v.9 no.1
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    • pp.57-64
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    • 2024
  • In 2015, the paradigm of hazardous chemical substance management in Korea shifted from the workplace to the regional level due to the complete revision of the Chemicals Control Act. Although regional chemical accident response plans were established in 2020, there were slight differences in the scope and criteria of each local government. Therefore, this study compared and analyzed chemical accident response plans established in four different regions to provide insights into effective chemical accident response plans. Based on publicly available information, the current status of accident preparedness, chemical accident response systems, and resident evacuation response and education/training were compared and analyzed. The results showed that there were not significant differences in the accident preparedness and response systems between the regions. However, there was a lack of discussion on the preparedness system linked to the characteristics of each workplace in each region. Additionally, there were differences in education and training for residents between regions. In the future, each local government needs to establish a response organization that fits the characteristics of their region and develop strategies for agile and effective accident response through cooperation with relevant agencies.

Transaxillary Capsulorrhaphy with Reimplantation to Correct Bottoming-Out Deformity in Breast Mycobacterial Periprosthetic Infection: A Case Report with Literature Review

  • Tsung-Chun Huang;Jian-Jr Lee;Kuo-Hui Yang;Chia-Huei Chou;Yu-Chen Chang
    • Archives of Plastic Surgery
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    • v.50 no.6
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    • pp.557-562
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    • 2023
  • Augmentation mammoplasty is one of the most popular cosmetic surgeries, but there is a high reoperation rate (29.7%) commonly due to capsular contracture, implant malpositioning, infection, and unsatisfactory size. Although infection only accounts for 2% of cases, its management is very challenging, especially with nontuberculous mycobacteria (NTM) infection. Breast prosthetic NTM infection is a rare but is a disastrous condition with an incidence of approximately 0.013%. Immediate salvage reimplantation is usually not suggested, and most studies recommend a gap of 3 to 6 months after combination antibiotics therapy before reimplantation. However, delayed reimplantation often leads to great psychological stress and struggle between the doctor and patient. We present the case report of successful reimplantation in treating prosthetic NTM infections in a 28-year-old female. We discuss a novel technique "transaxillary capsulorrhaphy" to correct the bottoming-out deformity. One year after the combination of antibiotics and surgery, the follow-up computed tomography scan showed complete remission of NTM without recurrence. We discuss the surgical technique in detail. The 1-year follow-up assessment (photos and dynamic video) revealed good cosmesis and reliable correction using the new technique. This report is the first formal description and discussion of one-stage reimplantation following NTM infections. Transaxillary capsulorrhaphy allows for a successful salvage operation when an implant is displaced. This approach provides highly favorable result in eastern women undergoing revision augmentation mammoplasty. This study reflects level of evidence V, considering opinions of respected authorities based on clinical experience, descriptive studies, or reports of expert committees.

Investigation on the Perception of Mandatory Clinical Practice in the Department of Radiology Following the Amendment of the Medical Technologists Act (의료기사 등에 관한 법률 개정으로 방사선(학)과 현장실습 의무화에 따른 인식 조사)

  • Jeong-Mu Lee;Yong-Ki Lee;Sung-Min Ahn
    • Journal of the Korean Society of Radiology
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    • v.18 no.3
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    • pp.293-300
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    • 2024
  • On October 31, 2023, the revision of the Medical Technologist Act made it mandatory to complete field training courses in order to obtain a license as a radiologic technologist. Therefore, we would like to survey the actual situation of field training in medical institutions to inform the revised Medical Technologist Act and propose improvement measures to increase the effectiveness of field training. A survey was conducted from March to April, 2023, among radiologic technologists working in medical institutions. The questionnaire was sent through a form on a domestic portal site, Company N, and 120 respondents completed it. Eighty-two respondents, or 68.3 percent, had experience in educating on-the-job training students. 58% of the respondents were aware of the fact that the amendment to the Act on Medical Technologist etc. made field training mandatory to obtain a radiologic technologist license. In accordance with Article 9 of the Medical Technologist Act, which prohibits unlicensed persons from practicing, 50% of the respondents were aware that those who are in training to complete an education course equivalent to the license they are seeking to obtain at a university or other institution are allowed to practice as medical Technologists. When asked what is currently taught during fieldwork, 6% of respondents said that they are required to perform radiation-generating activities in addition to observing, guiding patients, and positioning and moving patients. When asked about the future direction of education as fieldwork becomes mandatory for licensure, 77% of respondents said that they will teach more than they currently do. When asked about the appropriate total length of fieldwork, 35% said 12 weeks and 480 hours, 33% said 8 weeks and 320 hours, and 27% said 16 weeks and 640 hours. It can be seen that the current on-the-job training is inadequate according to various regulations, and students' satisfaction is low. However, with the revision of the Act on Medical Technologists, field training has become mandatory to obtain a license as a radiologist, and it is necessary to improve the educational conditions of field training. Therefore, it is necessary to comply with the Nuclear Safety Act and the Rules on the Safety Management of Diagnostic Radiation Generating Devices, introduce standardized training objectives and evaluation systems, designate training hospitals and radiologists in charge of training, and introduce extended training periods and simulation exercises to internalize field training.