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Shin, Jonghan,Gireesh, Gangadharan,Kim, Seong-Wook,Kim, Duk-Soo,Lee, Sukyung,Kim, Yeon-Soo,Watanabe, Masahiko,Shin, Hee-Sup The Society 2009 The Journal of neuroscience Vol.29 No.49
<P>Anxiety is among the most prevalent and costly diseases of the CNS, but its underlying mechanisms are not fully understood. Although attenuated theta rhythms have been observed in human subjects with increased anxiety, no study has been done on the possible physiological link between these two manifestations. We found that the mutant mouse for phospholipase C beta 4 (PLC-beta 4(-/-)) showed attenuated theta rhythm and increased anxiety, presenting the first animal model for the human condition. PLC-beta 4 is abundantly expressed in the medial septum, a region implicated in anxiety behavior. RNA interference-mediated PLC-beta 4 knockdown in the medial septum produced a phenotype similar to that of PLC-beta 4(-/-) mice. Furthermore, increasing cholinergic signaling by administering an acetylcholinesterase inhibitor cured the anomalies in both cholinergic theta rhythm and anxiety behavior observed in PLC-beta 4(-/-) mice. These findings suggest that (1) PLC-beta 4 in the medial septum is involved in controlling cholinergic theta oscillation and (2) cholinergic theta rhythm plays a critical role in suppressing anxiety. We propose that defining the cholinergic theta rhythm profile may provide guidance in subtyping anxiety disorders in humans for more effective diagnosis and treatments.</P>
편측 상사근마비에서 상사시 각도에 따른 단일 하사근절제술의 치료 효과 및 유용성
이수경(Sukyung Lee),한진우(Jinu Han)한승한(Seung-han Han),신우범(Woo Beom Shin) 대한안과학회 2021 대한안과학회지 Vol.62 No.11
목적: 편측 상사근마비 환자에서 수술 전 상사시각에 따른 단일 하사근절제술의 유용성을 살펴본다. 대상과 방법: 편측 상사근마비 진단 하 일차적으로 단일 하사근절제술을 시행 받은 환자 99명을 수술 전 상사시각에 따라 15 prism diopters (PD) 이하(그룹 1), 16 PD 이상 20 PD 이하(그룹 2), 20 PD 초과(그룹 3)로 분류하여 수술 전후 상사시각 및 머리기울임 호전 여부를 분석하였다. 수술 성공은 잔여 상사시각이 5 PD 이하이고 과교정되지 않았을 때로 정의하였으며, 수술 전 상사시각이 5 PD 이하였을 경우 수술 후 잔여 상사시각과 머리기울임 호전이 있으며 과교정되지 않았을 때로 정의하였다. 결과: 전체 99명 중 그룹 1, 2, 3은 각각 65명, 22명, 12명이었으며, 모든 그룹에서 수술 후 상사시각의 유의한 호전을 보였다. 그룹 1에서 그룹 3으로 갈수록 상사시 교정 효과가 의미 있게 증가하였다. 머리기울임은 각 그룹의 80.3%, 95.0%, 90.9%에서 호전되었다. 각 그룹의 수술 성공률은 각각 87.7%, 77.3%, 50.0%였고, 그룹 1과 2 간에는 유의한 차이가 없었고 그룹 1과 3 사이에만 유의한 차이가 있었다. 결론: 수술 성공률과 머리기울임 호전, 과교정 등을 고려하였을 때, 수술 전 상사시각이 20 PD 이하인 편측 상사근마비 환자에서 단일 하사근절제술이 1차 수술로서 유용하다. 반면 수술 전 상사시각이 20 PD보다 큰 환자에서는 50%의 성공률을 보였으므로, 두 외안근의 동시 수술 혹은 단일 하사근절제술 시행 후 2차 수술의 필요성을 고려해야 한다. Purpose: To evaluate surgical outcome and effectiveness of inferior oblique (IO) myectomy on unilateral superior oblique palsy (SOP) as a primary treatment. Methods: This study is a retrospective review of the medical records of 99 patients who had undergone IO myectomy due to SOP as a first-line treatment. Sixty-five patients with hyperdeviation of 15 prism diopters (PD) or less were categorized into group 1, 22 patients with hyperdeviation between 16 PD to 20 PD into group 2, and 12 patients with hyperdeviation higher than 20 PD into group 3. Preoperative hyperdeviation, postoperative hyperdeviation, and improvement of head tilting were then compared between the 3 groups. Surgery was determined to be successful when the post-op residual hyperdeviation is less than 5 PD, or when the improvement of hyperdeviation and head tilting was noted, for the patients who had preoperative deviation less than 5 PD, and without hypercorrection. Results: All groups showed significant improvement of hyperdeviation, and the amount of correction was larger in group with larger preoperative hyperdeviation. 80.3%, 95.0%, and 90.9% of patients showed improvement of head tiling and success rate was 87.7%, 77.3%, and 50.0% in group 1, 2, and 3 respectively. Group 1 and 2, group 2 and 3 had no significant difference in success rate but only group 1 and 3 had significant difference. Conclusions: Considering success rate with improvement of head position, self-titrating and possibility of overcorrection, IO myectomy could be an effective option as a first-line surgical treatment for unilateral SOP with hyperdeviation of 20 PD or less. However, due to a 50% success rate in patients with hyperdeviation larger than 20 PD, a secondary operation must be considered following IO myectomy, or a two-muscle procedure must be considered as a primary treatment.
Lee, Sukyung,Lee, Sooho,Oh, Jong Eun,Shin, Won-Jung,Min, Won-Ki,Gwak, Mijeung The Korean Dental Society of Anesthsiology 2015 Journal of Dental Anesthesia and Pain Medicine Vol.15 No.4
Background: Although water chambers are often used as surrogate blood-warming devices to facilitate rapid warming of red blood cells (RBCs), these cells may be damaged if overheated. Moreover, filtered and irradiated RBCs may be damaged during the warming process, resulting in excessive hemolysis and extracellular potassium release. Methods: Using hand-held syringes, each unit of irradiated and leukocyte-filtered RBCs was rapidly passed through a water chamber set to different temperatures (baseline before blood warming, $50^{\circ}C$, $60^{\circ}C$, and $70^{\circ}C$). The resulting plasma potassium and free hemoglobin levels were then measured. Results: Warming RBCs to $60^{\circ}C$ and $70^{\circ}C$ induced significant increases in free hemoglobin (median [interquartile ranges] = 60.5 mg/dl [34.9-101.4] and 570.2 mg/dl [115.6-2289.7], respectively). Potassium levels after warming to $70^{\circ}C$ ($31.4{\pm}7.6mEq/L$) were significantly higher compared with baseline ($29.7{\pm}7.1mEq/L$; P = 0.029). Potassium levels were significantly correlated with storage duration after warming to $50^{\circ}C$ and $60^{\circ}C$ (r = 0.450 and P = 0.001; r = 0.351 and P = 0.015, respectively). Conclusions: Rapid warming of irradiated leukoreduced RBCs to $50^{\circ}C$ may not further increase the extracellular release of hemoglobin or potassium. However, irradiated leukoreduced RBCs that have been in storage for long periods of time and contain higher levels of potassium should be infused with caution.
성수경(Sung, Sukyung),신동희(Shin, Donghee) 학습자중심교과교육학회 2014 학습자중심교과교육연구 Vol.14 No.3
본 연구에서는 전통 문화 중 융합 교육의 소재로 온돌의 가치를 발견하고 이를 활용한 교육 프로그램을 개발하고 적용하여 교육 소재로서의 가치를 찾고자 한다. 다양한 문헌 연구를 통해 온돌이 가지는 역사적, 사회-문화적, 기술적 가치가 융합교육으로서 최적의 소재임을 알았고 융합성이 잘 반영되도록 5개 대주제로 된 총 10차시의 교육 프로그램을 개발했다. 온돌 교육 프로그램은 서울 시내 과학 중점 고 등학교 1학년생들 19명에게 적용되었고 이 중 출석률이 70% 이상인 8명의 자료를 분석했다. 프로그램 적용 결과 도출을 위해 수업 전-후 조사지, 학생들의 활동지, 수업 녹화 자료 및 학생 면담 자료를 수집, 분석했다. 연구 결과, 온돌 교육 프로그램 을 통해 온돌에 대한 학생들의 과학 지식, 융합적 사고, 자부심 등이 긍정적으로 변화했다. 전통 문화 속에서 융합 소재를 더 많이 발굴해 교육하는 것은 융합 교육의 다양화 측면에서뿐만 아니라 전통 문화에 대한 자부심 함양 측면에서도 큰 의미가 있을 것이다. In this study, we attempt to investigate the value of Ondol as a theme for convergence education by developing educational program and applying it. We found the value of Ondol from the historical, sociocultural, and technical perspectives in previous researches and developed a 10-hour educational program with five subjects. Ondol program was applied to first grade high school students, 19 students from science core schools in Seoul. A total of eight students who had attended the 70% or more classes were analyzed. We analyzed various data such as opinionnaire survey before and after the program, classroom activity sheets, class observation, and interview. The results showed that students’ scientific knowledge, convergence thinking and pride about Ondol had been improved through this program. Educating traditional culture as a means of convergence education has a significance in that it contributes the diversifying the theme of convergence education as well as fostering students’ pride of out traditional culture.
임상간호사의 근거기반실무 신념과 연구 관련 행동의도에 따른 온 요법 간호
윤수경(Yoon, Sukyung),신용순(Shin, Yong Soon) 기본간호학회 2016 기본간호학회지 Vol.23 No.3
Purpose: This study was done to compare heat applications by nurses in accordance to belief in evidence-based practice and behavior intention related to research. Methods: A cross-section survey design was used. Participants were 228 nurses from 5 institutions who completed the research questionnaire. Data were collected during July and August 2015. Results: The nurses reported that duration of heat applications was 2.5 minutes to 90 minutes. Frequently used heat application devices, in order of frequency, were rubber bag, gel pack and red clay pack. Most of the nurses (78%) responded that advice from colleagues was the most frequently used basic evidence for heat application. There was a statistically significant difference for the necessity of heat application practice guidelines between the high evidence-based practice belief cluster and the low cluster (χ²=15.39, p<.001). Conclusion: There were difficulties in providing consistent nursing interventions because of practical differences and absence of evidence-based guidelines for heat application. The researchers recommend that basic studies with various instruments be conducted and proper practice guidelines developed for heat application.