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한국 노인의 일일 수분섭취 상태에 따른 주요 만성질환 유병률 및 탈수 예측 생리적 지표 탐색 연구: 2015년 국민건강영양조사 결과를 바탕으로
홍현정,김나현 기초간호학회 2018 Journal of korean biological nursing science Vol.20 No.2
Purpose: The aim of this study was to explore the prevalence of major chronic diseases related to daily oral water intake and to identify the physiological parameters related to dehydration in Korean elderly. Methods: The data were collected from the sixth Korea Health and Nutrition Examination Survey (KHANES), which was a nationwide and cross-sectional survey in 2015. We analyzed 1,392 participants using t-test and logistic regression. All participants were divided into the adequate water intake (AWI) group and the non-adequate water intake (NAWI) group based on the dietary reference intakes for Koreans. Results: There was a significant difference in the water intake between the AWI (6.8 cups in a day) and NAWI (2.8 cups) groups (p<.001). There was no statistically significant association between the level of water intake and any of the major chronic diseases. Blood urea nitrogen (BUN) and BUN/Creatinine (Cr) ratio were significantly higher in the NAWI group. Especially, BUN/Cr ratio shows that the NAWI group reached dehydration status. Older age (adjusted odd ratio, OR=1.07, 95% confidence interval, CI [1.04-1.10]), female gender (adjusted OR=1.56, 95% CI [1.05-2.33]), lower body mass index (BMI) (adjusted OR=1.00, 95% CI [0.92-1.00]), higher BUN (adjusted OR=1.04, 95% CI [1.01-1.08]), and higher urine specific gravity (USG) (adjusted OR=1.56, 95% CI [1.19-2.05]) were factors associated with the NAWI group. Conclusion: The findings suggest that the level of water intake needs to be considered in relation to age, gender, BMI, BUN, and USG. These are sensitive physiological parameters used for predicting dehydration of the elderly according to their daily oral water intake. It would be helpful to develop strategies to prevent dehydration in elderly individuals and enhance their water intake.
Cytomegalovirus-Associated Severe Direct Antiglobulin Test Negative Hemolytic Anemia: A Case Report
홍현정,조영혜,임재영,염정숙,박지숙,박은실,서지현,우향옥,윤희상 대한소아혈액종양학회 2018 Clinical Pediatric Hematology-Oncology Vol.25 No.2
Cytomegalovirus is a common virus that is mostly asymptomatic when infected, but rarely causes life-threatening hemolysis especially in immunocompromised children. We report a case of antiglobulin test negative severe hemolytic anemia caused by cytomegalovirus infection developed in an immune competent 9-year-old girl. The patient’s hemoglobin level was 4.8 g/dL on the day of admission. The diagnosis was achieved by exclusion of other causes of hemolytic anemia and serological evidence of recent CMV infection. The patient was successfully treated with anti-viral agents and steroids resulting in recovery from anemia. Clinicians should consider cytomegalovirus infection in the differential diagnosis of hemolytic anemia in pediatric patients.
항 Signal Recognition Particle (신호인식입자) 항체와 연관된 근병증
홍현정,선우일남,신하영,김세훈,조정희,김승민 대한신경과학회 2011 대한신경과학회지 Vol.29 No.3
Myopathies associated with anti-signal-recognition particle (SRP) antibodies usually present with severe muscle weakness and exhibit necrotizing myopathy with little inflammation pathologically. Here we report a case of a 61-year-old man who presented with subacute progressive proximal muscle weakness, dysarthria, and dysphagia. Although polymyositis was expected clinically, muscle biopsy revealed myopathic changes with degenerating fibers without definite inflammation. Further laboratory study revealed that the patient was positive for anti-SRP antibodies.
보제소독음(普濟消毒飮)의 진통(鎭痛), 해열(解熱), 소염(消炎), 항균(抗菌) 및 항경련(抗痙攣)에 대한 실험적(實驗的) 연구(硏究)
홍현정,이한철,Hong Hyun-Jung,Lee Han-Cheul 대한한방소아과학회 1995 대한한방소아과학회지 Vol.9 No.1
Experimental studies were done to research the clinical effect of Bojeosodokeum on the Analgesic, Antipyretic, Anti-inflammatory, Antimicrobial and Anti-convulsive effects in mice and rats. The results obtained as follows : 1. The solid extract powders of Bojeosodokeum was revealed significant action on analgesic effect. 2. the solid extract powders of Bojeosodokeum was revealed significant action on Anti-inflammatory effect. 3. The solid extract powders of Bojeosodokeum was revealed significant action on antipyretic effect. 4. Antimicrobial effects of solid extract powders of Bojeosodokeum against Escherichia coli and staphylococcus aureus was observed. 5. The solid extract powders of Bojeosodokeum was revealed significant action on anticonvulsive effect. According to the above results, it is confirmed that analgestic, anti-inflammatory, antipyretic, antimicrobial and anticonvulsive effect were recognized in solid extract powders of Bojeosodokeum.
화학기상반응으로 흑연 위에 만든 SiC 반응층의 모양에 미치는 보론 카바이드의 영향
홍현정,류도형,조광연,공은배,신동근,신대규,이재성 한국세라믹학회 2007 한국세라믹학회지 Vol.44 No.8
A conversion layer of SiC was fabricated on the graphite substrate by a chemical vapor reaction method in order to enhance the oxidation resistance of graphite. The effect of boron carbide containing powder bed on the morphology of SiC conversion layer was investigated during the chemical vapor reaction of graphite with the reactive silicon-source at 1650oC and 1700oC for 1 h. The presence of boron species enhanced the conversion of graphite into SiC, and altered the morphology of the conversion layer significantly as well. A continuous and thick SiC conversion layer was formed only when the boron source was used with the other silicon compounds. The boron is deemed to increase the diffusion of SiOx in SiC/C system
학교미술치료가 초등학교 고학년 아동의 정서표현과 스트레스 대처행동 및 미술자기표현에 미치는 효과
홍현정,김선희 한국예술교육학회 2018 예술교육연구 Vol.16 No.1
This study investigates the influence of art therapy on elementary school senior-grade children, especially on their emotional expressiveness, stress coping strategies as well as art self-expression. For this purpose, the 4th grade children of two-classes were selected as a participant group in Seoul. With the consent of the principal, homeroom teachers, and parents, 30 participants of one class were assigned to the Experimental Group(EG) and 30 participants of the other class were assigned to the Control Group(CG). Excluding the data of participants dropout, 42 data were obtained. 20 data of EG and 22 data of CG were examined for the final analysis. EG children were provided with the weekly class of art therapy (eight sessions over a two-month period; one session per 40 min.) instead of regular art-class. CG children were not provided with any art therapeutic activities. Both group were evaluated with the scales of emotional expressivity and of stress coping strategies, as well as DAPR(Draw A Person in the Rain) assessment. In order to present the changes before/after the school art therapy, the paired samples t-test was conducted. Also, ASEA(Art Self-Expression Assessment) was measured in EG in order to examine the changes the art works. ASEA was conducted by selecting works of the 1st and 8th session of school art therapy. This study shows that the art therapy in school gives children a positive and meaningful influence on their emotional expressiveness, stress coping strategies and art self-expression. The result of this study proves that the school art therapy as a psychological service to elementary school students provides a supportive program, which is to prevent and reduce social and emotional problems. 본 연구는 학교미술치료가 초등학교 고학년 아동의 정서표현과 스트레스 대처행동 및 미술자기표현에 미치는 효과에 대해 검증하였다. 연구 대상은 서울시 N구에 소재한 사립 초등학교의 4학년 학급 아동을 대상으로교장, 담임교사와 논의하여 실험집단과 통제집단 2개의 학급이 선정되었다. 실험집단 1개의 학급에는 2017년9월 12일부터 11월 16일까지 주 1회 40분씩 총 8회기에 걸쳐 미술교과 수업시간에 학교미술치료를 실시하였다. 통제집단 1개의 학급에는 동일한 기간 동안 학교미술치료를 실시하지 않았다. 연구의 측정도구로 자기보고식 설문지인 정서표현 척도, 스트레스 대처행동 척도와 미술자기표현 평정척도(ASEA), 빗속사람그림(DAPR)검사를 활용하였다. 연구 방법으로 대응표본 t-검증을 실시하여 실험집단과 통제집단의 사전-사후 결과를 비교 분석하였다. 그 결과 실험집단 학급의 정서표현과 스트레스 대처행동의 평균 점수가 유의미하게 증가하였으며, 통제집단의 평균 점수는 유의미한 변화를 보이지 않았다. 실험집단의 미술자기표현 평정척도의 하위요인인 주제표현, 색채, 형태, 화면의 구성, 창의성 영역의 점수가 모두 유의미하게 향상되었다. 실험집단의빗속사람그림(DAPR)검사에서는 스트레스, 대처능력 점수는 유의미하게 상승하였고, 자원 점수의 변화는 유의미하지 않았다. 본 연구는 학교미술치료가 초등학교 고학년 아동의 정서표현과 스트레스 대처행동 및 미술자기표현에 긍정적인 영향을 미친 것으로, 실제 교육현장에서 학교미술치료가 초등학교 고학년 아동이 겪는 심리적, 사회적, 행동적 측면의 문제를 조기 발견하고 예방하는 데 효과가 있음을 입증한 것에 의의가 있다.