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혈액투석 환자에서 Advanced Oxidation Protein products(AOPP)의 농도에 영향을 주는 요인
차정민 ( Jeong Min Cha ),이강원 ( Kang Won Lee ),이유민 ( Yu Min Lee ),김현정 ( Hyun Jung Kim ),박도심 ( Do Sim Park ),안선호 ( Seon Ho Ahn ),송주흥 ( Ju Hung Song ) 대한신장학회 2009 Kidney Research and Clinical Practice Vol.28 No.5
Purpose: Advanced oxidation protein products (AOPP) has long been considered as a useful marker to estimate oxidative stress in the hemodialysis (HD) patients. However, it has not been clarified what clinical factors can affect the plasma level of AOPP in the HD patients. Based on these, We investigated the correlation between plasma AOPP level and clinical factor, known to be associated with oxidative stress, in the maintenance HD patients. Methods: Two groups (50 of normal healthy persons and 105 of stable HD patients) were independently subjected in this study, and statistical correlation between plasma AOPP level and several clinical factors were analyzed. Results: Plasma level of AOPP in the maintenance HD patients were higher than those in normal healthy group (52.11±16.08 μmol/L vs. 40.25±12.23 μmol/L, p<0.001). Plasma AOPP level of maintenance HD patients were significantly correlated with duration of hemodialysis, MDRD-GFR and daily urine volume. However, plasma level of AOPP in the maintenance HD patients were not affected by sex, diabetes, smoking, angiotensin-converting enzyme inhibitors or angiotensin II receptor blockers, and those were not correlated with age, CRP and serum ferritin. It was demonstrated by multiple regression analysis that daily urine volume was the most important clinical factor which could affect the plasma level of AOPP (beta=-0.255, p=0.017). Conclusion: These results suggest that maintenance of daily urine volume is likely to be critical to reduce oxidative stress in the maintenance HD patients.
가족성 선종성 용종증 환자에서 병발된 신동맥의 섬유근성 이형성증 1예
차정민 ( Jeong Min Cha ),이강원 ( Kang Won Lee ),이재훈 ( Jae Hoon Lee ),이유민 ( Yu Min Lee ),정성원 ( Sung Won Jung ),이지은 ( Ji Eun Lee ),신진호 ( Jin Ho Shin ),송주흥 ( Ju Hung Song ),김헌수 ( Hun Su Kim ),조향정 ( Hyang Jung 대한신장학회 2007 Kidney Research and Clinical Practice Vol.26 No.6
위험물안전관리법상 알코올류와 과산화수소의 혼촉으로 인한 위험성 평가에 관한 연구
차정민(Jung-Min Cha),현성호(Seong-Ho Hyun) 한국위험물학회 2017 한국위험물학회지 Vol.5 No.1
In order to provide more efficient, practical, and safer education to learners aiming to learn hazardous materials, this study aimed to reproduce the incompatible hazard of classified hazardous materials such as alcohol, one of the hazardous flammable liquids belonging to the 4th class, and peroxide, one of the hazardous oxidizing liquids belonging to the 6th class of「Law of Safety Management of Hazardous Materials」distributed the most in site. It aimed to obtain basic data of incompatible hazard through the results of measuring the explosive sound when alcohol and peroxide would be mixed.
울산항 중심의 위험물 하역 항만시설의 소방시설 개선방안에 관한 연구
차정민(Jung-Min Cha),현성호(Seong-Ho Hyun),이용재(Yong-Jae Lee),김인범(In-Beom Kim) 한국위험물학회 2016 한국위험물학회지 Vol.4 No.2
According to the research and investigations performed on Port Facilities for cargo-works of hazardous materials around the Port of Ulsan, a conclusion was drawn that the manually operating foam tower monitors are ineffective as they are hard to approach due to the radiant heat in case of contingencies such as fire. Moreover, in some cases, the effective range of Foam Tower Monitors is insufficient for reaching docked ships and manifolds where hazardous materials are being unloaded. Also, some docks are inadequately equipped for their properties regarding hazardous materials, and some are equipped with inapplicable facilities for docked ships. Therefore, in order to effectively counteract the contingencies and obtain safety, it would be recommended to install adequate facilities, such as water curtains and foam tower monitors In regards to the formation of the dock, cargo properties, and berthing capacity.
차정민(Jung-Min Cha),현성호(Seong-Ho Hyun),이용재(YongJae Lee),김인범(Inbeom Kim) 한국위험물학회 2018 한국위험물학회지 Vol.6 No.1
Based on the study executed by National Fire Agency on the hazardous material accidents occurred past five years, 60% of the accidents were caused by fire, 26% from leakage, and 14% from explosion. About 41% of the total accidents occurred from direct handling of hazardous materials, whereas 59% of the accidents occurred during facilities management process and non-direct handling process of the materials, rather than direct handling process. Therefore, it is necessary to make efforts to reduce accidents caused while non-direct handling process of hazardous material. According to 2016"s National Fire Agency investigation, human factors accounts for 64.2% of the hazardous material accidents, among which 63.5% were caused by negligent management monitoring. In case of physical factors, 69.2% of the accident were caused by equipment failure. Therefore, reinforcement of the human factors in the safety management regarding hazardous materials in the future should be considered.
위험물 하역 항만의 소화설비 설치기준 개선에 관한 연구
차정민(Jung-Min Cha),이용재(Yong-Jae Lee),현성호(Seong-Ho Hyun),김인범(In-Beom Kim) 한국위험물학회 2017 한국위험물학회지 Vol.5 No.1
This study aims to suggest standards for establishing reasonable fire extinguishing facilities by comparing and analyzing standards for establishing fire extinguishing facilities at ports for the sake of fire safety at ports of loading and unloading dangerous articles. Currently, laws and regulations regarding establishing fire extinguishing facilities at ports of loading and unloading dangerous goods are dispersed in lots of laws and regulations including ‘Dangerous goods safe management law’, and ‘Standards for designing ports and fishing ports’, and they are unclear, resulting on random establishment. Moreover, principal agents of establishing and maintaining·managing fire extinguishing facilities are unclear, causing potential problems in effectively responding to fire. Therefore, there is a need to define clear standards for establishing fire extinguishing facilities at ports of loading and unloading dangerous goods. This would contribute to reasonable response to leakage·fire·explosion accidents that may occur in the process of loading and unloading dangerous goods. Therefore this study compares and analyzes domestic and foreign standards in order to suggest improvement measures for establishing standards for fire extinguishing facilities at ports of loading and unloading dangerous goods.
차정민(Cha Jeong-Min),정영진(Jung Yeong-Jin) 한국미술치료학회 2018 美術治療硏究 Vol.25 No.4
본 연구는 색채선호와 심리적 성향의 관계를 분석하여 심리진단에 있어서 색채 활용에 기여하고자 하는데 연구의 목적이 있으며 특히, 노란색을 선호할 때의 심리가 ‘Thinking’과 관련이 있는지에 대하여 주목하였다. 연구는 강원도와 전라북도에 소재한 306명(남: 59명, 여: 247명)의 대학생을 대상으로 하였으며, 측정도구로서는 13가지의 빨강, 주황, 노랑, 연두, 초록, 청록, 파랑, 남색, 보라, 자주와 회색, 흰색, 검정 등의 색채와, 7항목의 양측문장에 대한 SD(Semantic differential)평정척도를 사용하였다. 수집된 자료처리는 SPSS 24 프로그램을 이용하여 색채선호에 대한 빈도분석과 7항목의 문장에 대한 요인분석으로 하였다. 또한 노란색을 포함한 색채선호 집단에 있어서의 심리적 성향 차이를 알아보기 위해서는 요인분석에 의해 분류된 4개 그룹(Thinking, Feeling, Intuition, Sensing)에 대해 일원분산분석(one-way anova)을 실시하였으며 사후검정으로 LSD검증을 실시하였다. 본 연구의 결과는 다음과 같다. 첫째, 노란색 선호는 Thinking 보다 Feeling 과 관련이 높은 것으로 나타났고, 빨간색 선호는 Thinking 과 관련이 높은 것으로 나타났다. 둘째, 색채선호는 직관적 심리요인과 관련이 있으며 특히 연두색 선호에서 ‘Intuition’이 높고 ‘Sensing’은 낮게 나타났으며, 주황색 선호에서 ‘Sensing’이 높고 ‘Intuition’이 낮게 나타났다. The purpose of this study was to contribute to the utilization of color in psychological diagnosis by analyzing the relationship between color preferences and psychological tendency. In particular, we paid attention to whether the psychology of preferring yellow is related to “thinking”. The subjects of the study were 306 university students (male: 59, female: 247) in Gangwon Province and Jeollabuk-do. The measurement instruments were 13 colors, and the Semantic Differential Scale was used to scale for seven items on both sides. The processing of collected data was conducted via frequency analysis of color preferences and factorial analysis for the seven items on both sides by using the SPSS 24 program. In addition, one-way ANOVA was applied to four groups (Thinking, Feeling, Intuition, Sensing) classified by factor analysis in order to determine the difference of psychological tendency in color preference, including for yellow, among groups. The LSD test was performed by post test. The results of this study are as follows. First, the preference for yellow was related to “feeling” rather than “thinking”, and the “the thinking” was highly related to a red preference. Second, especially, in the preference of green-yellow color, the “intuition” is high and the “sensing” was low, and the preference for yellow-red was high on the “sensing” and low on the “intuitions”.
유지 혈액투석 중인 환자에서 특발성 쇄골하정맥 협착에 의해 발생한 유미흉
이유민 ( Yu Min Lee ),김현정 ( Hyun Jung Kim ),차정민 ( Jeong Min Cha ),정덕은 ( Duk Eun Jung ),이재훈 ( Jae Hun Lee ),이지은 ( Ji Eun Lee ),송주흥 ( Ju Hung Song ),안선호 ( Seon Ho Ahn ) 대한신장학회 2009 Kidney Research and Clinical Practice Vol.28 No.2
Chylothorax is defined as the accumulation of chyle-containing lymphatic fluid within the pleural space. The causes of chylothorax are various and usually attributable to 1 of 4 categories: malignancy, trauma (including surgery), miscellaneous disorders, and idiopathy. Occurrence of chylothorax in patients on hemodialysis is very uncommon and it may have resulted from multiple iatrogenic vascular trauma conducive to venous thrombosis and stenosis when hemodialysis catheters required frequent changes or long term indwelling. Local thrombosis and stenosis may increase the venous hydrostatic pressure and hinder the discharge of thoracic duct lymph into the venous system. Hence, chylous lymphatic fluid leak into the pleural space. Treatment of chylothorax may range from nonoperative management to elective surgery. We report a case of a patient on hemodialysis who developed chylothorax secondary to a subclavian vein stenosis without any other symptoms such as arm edema and successfully treated with nonoperative management.