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이재정,최범석,박영민,이종수,Jae Jung Lee,Beom Seok Choi,Young Min Park,Jong Soo Lee 대한안과학회 2015 대한안과학회지 Vol.56 No.1
Purpose: To analyze the morphology of corneal tissue in patients with Amiodarone-induced vortex keratopathy by in vivo confocal microscopy (IVCM). Case summary: Four eyes of 2 patients with clinically diagnosed Amiodarone-induced vortex keratopathy were examined using corneal topography and IVCM. Cross-sectioned corneal images of the corneal epithelium, Bowman's layer, stromal layer, Descemet's membrane, and endothelium were evaluated. Location of corneal deposits examined by conventional slit-lamp microscopy was correlated with findings of corneal topography. The curvature map of corneal topography revealed an unusual irregular astigmatism with generalized mild steepening consistent with the location of the corneal deposits and the elevation map showed the change of corneal elevation according to the corneal deposits. Multiple hyper-reflective whitish dots were found at the corneal epithelial level and some were found at the anterior stromal level. Regarding the corneal endothelial layer, case 1 demonstrated normal corneal endothelial tissue, but case 2 showed several hyper-reflective whitish dots in the endothelium. Conclusions: In patients with Amiodarone-induced vortex keratopathy, IVCM showed corneal deposits in the corneal epithelium, stroma, and endothelium. Distribution of microdeposits in the corneal tissue caused an irregular astigmatism. J Korean Ophthalmol Soc 2015;56(1):127-133
사이클 동호인의 자기관리가 운동몰입 및 여가만족에 미치는 영향
이재정 ( Lee Jae Jung ) 한국체육대학교 체육과학연구소 2021 스포츠사이언스 Vol.39 No.1
This aims to empirically analyze the effects of the self-management of cyclists on their exercise flow and leisure satisfaction to provide systematic leisure for cyclists and to expand the bases of cycling. This study conducted surveys on 261 cyclists and conducted analysis using the SPSS Version 21.0 program. The results are as follows. First, in the effects of the self-management of cyclists on exercise flow, cognitive commitment was shown to have significant effects on interpersonal management and training management and behavioral commitment was shown to have significant effects on all factors excluding mental management. Second, in the effects of the self-management of cyclists on leisure satisfaction, significant effects were shown on interpersonal management and training management in psychological, educational, social, restful, and physiological leisure satisfaction and environmental leisure satisfaction was shown to have significant effects in physical management and training management. Third, in the effects of the exercise flow of cyclists on leisure satisfaction, significant effects were shown on all subfactors. Thus, the self-management of cyclists was shown to provide opportunities to increase exercise flow and leisure management.
이재정(Jae Jung Lee),김윤희(Youn Hee Kim) 한국복식학회 2011 服飾 Vol.61 No.5
As a follow-up of a study on design strategies to improve Korea`s Korean coast guarduniforms, this study set out to propose Korean coast guard uniforms of a new concept that would meet the changing needs of the times and match the advanced technology and work environments. Three concepts of classical, nautical and techno chic were identified from the design strategies of the previous study. Using the results from a prototype show and preference survey, the investigator divided items into design, color, material, and detail and reflects demands for each of them. As a result, design was examined in four aspects of identity, acknowledgement, unity, and practicality and focused its improvement factors on design differentiated from other organizations` uniforms including ground police, segmentation of size system, adjustment of the length of upper garment to consider activity, and changes to the lines and silhouette to give out a modern image. As for color, the focus was placed on differentiated colors from other organizations` uniforms including ground police through dark blue and ocean color, change toward colors that reflect environmental characteristics, and unity in colors between the summer and winter uniform. As for material, the focus of improvement was put on elasticity, resistance against contamination, warmth retention, texture, wearing sensation, and functionality by taking into account convenience for field workers on coast guard vessels and branch offices who have much time in contact with ocean environments in order to make the materials high-grade. As for detail, structural details were added to give out a modern image such as changing the detail lines, efficiency of storage space, buttons, sleeve hems, ironing lines, and neck collars by taking into account environmental characteristics. The significance of the study lies in that it proposed a development model for large-scale uniform copy design by establishing copy design that secures functionality and is proper for an organization`s social and cultural environment.
미용 목적으로 눈꺼풀에 보툴리눔독소 A 주사 후 발생한 내사시 3예
이재정(Jae Jung Lee),전혜신(Hye Shin Jeon),최희영(Hee Young Choi) 대한안과학회 2015 대한안과학회지 Vol.56 No.5
목적: 미용 목적으로 위, 아래눈꺼풀에 보툴리눔독소 A 주사 후 발생한 내사시 3예를 경험하였기에 보고하고자 한다. 증례요약: 미용 목적으로 보툴리눔독소 A를 위, 아래눈꺼풀에 주사 후 복시가 발생한 3명의 환자에서 내사시가 관찰되었다. (증례1) 51세 여자가 주름개선을 위해 양쪽 눈가주름과 아래눈꺼풀에 보툴리눔독소 A 주사를 맞은 후 양안 눈꺼풀처짐 및 안구충혈, 복시가 발생하였고 6주 후 본원에 방문하였다. 교대가림검사 일차 안위에서 원거리 10프리즘디옵터(prism diopters, PD) 내사시, 근거리 6 PD 내사시가 관찰되었다. 양안 외전장애 및 경도의 양안 눈꺼풀처짐이 관찰되었다. (증례2) 50세 여자로 15일 전 눈썹 아래 양쪽 윗눈꺼풀에 주사를 맞은 후 복시가 발생하였고, 교대가림검사 일차 안위에서 원거리 18 PD 내사시, 근거리 12 PD 내사시 및 양안 외전장애와 경도의 좌안 눈꺼풀처짐이 관찰되었다. (증례3) 40세 여자로 6일 전 양쪽 눈가주름 및 아래눈꺼풀에 주사를 맞은 후 복시가 발생하였고 교대가림검사 일차 안위에서 원거리 30-35 PD 내사시, 근거리 18 PD 내사시, 양안 외전 장애가 관찰되었다. 증례 1과 3의 경우 프리즘 안경을 처방하였으며, 세 경우 모두 1-2개월 후 복시 및 눈꺼풀처짐, 양안 외전장애가 회복되었다. 결론: 주름 개선을 위해 눈 주위에 보툴리눔독소 A 주사를 시행할 때 독소의 국소적 침투로 외직근을 마비시켜 내사시와 복시를 발생시킬 수 있으므로, 복시로 내원한 환자에서 보툴리눔독소 A 주사 경력을 확인할 필요가 있으며, 가능한 합병증에 대한 충분한 설명이 필요하다. Purpose: We report three cases of esotropia after botulinum toxin A injection in the eyelid for esthetic purposes. Case summary: Esotropia was observed in three patients presented with diplopia after botulinum toxin A application in the eyelid for esthetic purposes. (Case 1) A 51-year-old woman developed diplopia, mild ptosis and hyperemia in both eyes after periocular cosmetic use of botulinum toxin A 6 weeks before. In the primary position, the angle of esotropia was 10 prism diopters (PD) at distance and 6 PD at near. She had slightly limited abduction and mild ptosis on both eyes. (Case 2) A 50-year-old woman devel-oped diplopia after botulinum toxin A injection in the upper eyelid 15 days prior. In primary position, the angle of esotropia was 18 PD at distance and 12 PD at near. She had slightly limited abduction and mild ptosis in both eyes. (Case 3) A 40-year-old woman was examined with diplopia after botulinum toxin A injection in the crow's feet and lower lid 6 days earlier. In primary position, the angle of esotropia was 30-35 PD at distance and 18 PD at near. She had slightly limited abduction. Prism glasses were pre-scribed for patients in case 1 and case 3. All three patients were resolved in symptoms of diplopia, gaze limitation and ptosis after 1 or 2 months. Conclusions: Botulinum toxin A could spread out from the lateral canthus to both lateral rectus muscles and cause a transient paresis of the muscles. This was presented as esotropia and the mild abduction deficits on both eyes. We suggest that patients presenting with diplopia should be asked if they have a history of injection of botulinum toxin A and patients should be fully in-formed about the complications of botulinum toxin A before injection. J Korean Ophthalmol Soc 2015;56(5):799-802