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        2003년 국내 중증급성호흡기증후군 진료 현황 및 문제점 분석

        이진수,김은실,정문현,백제중,정선화,안주희,최영화,이선희,고철우,김성범,김민자,박승철,기현균,송재훈,최상호,김양수,이상오,조용균,박영훈,정숙인,김연숙,이흥범,손창희,장성희,정희진,김우주 대한감염학회 2004 감염과 화학요법 Vol.36 No.3

        목적 : 2002년 말 중국에서 SARS가 발생한 이후 국내에서도 2003년 10월까지 총 3명의 추정환자, 17명의 의심환자가 보고되었다. 향후 추가적인 SARS의 유행이 우려되는 상황에서, 그간의 SARS 환자 진료에 있어서의 실질적인 준비사항, 진료 현황 등에 대한 조사를 통해 문제점을 파악하여, 향후 더 나은 대비가 될 수 있도록 개선점을 제시하고자 하였다. 재료 및 방법 : SARS로 의심되는 환자를 진료 경험이 있는 병원의료진을 대상으로 2003년 10월에 설문조사를 실시하였다. 설문에는 SARS 환자 진료 시의 실질적인 조치, 진료 현황, 병실, 응급실 및 외래에서의 격리 시설과 준비사항, 보건당국의 관리와 지원에 관한 사항을 포함하였다. 결과 : 대상이 되는 22개 병원 중 17개(17/22, 77.2%) 병원이 설문에 응하였다. SARS 환자를 위한 격리실은 응급실, 외래, 일반병실 및 중환자실에서 각각 9개(9/17, 52.9%), 5개(5/17, 29.4%), 15개(15/16, 93.7%), 4개(4/16, 25%) 병원에서 음압처리가 되어있지 않은 일인실 혹은 다인실이 사용되었고, 1개(1/16, 6.3%) 병원에서만 일반병실에서 음압격리실이 운영되었다. 입원환자의 진찰 시 개인보호구의 착용은 거의 모든 의료기관에서 이루어졌다. 보건당국에서 SARS지정병원의 시설 등을 사전에 확인한 곳은 1곳(1/12, 8.3%)이였고, 14개 병원(14/15, 93.3%)에서는 보건당국에 의뢰한 검사결과를 통하 받지 못하였다. 결론 : 의료기관에서 SARS 환자용 격리실뿐만 아니라 기존의 격리실 설비 등이 미흡하였으며, 특히 중환자실 및 외래의 준비가 더욱 부족하였다. 보건당국의 의료기관에 대한 종합적인 지원이 부족하였고, 병원과의 원활한 연계가 잘 이루어지지 않았다. SARS 만이 아닌 격리를 필요로 하는 질환의 적절한 진료를 위해 향후 병원 시설의 정비와 정부차원에서의 보다 구체적이고 실질적인 대책마련이 필요하다. Background : There was an worldwide outbreak of the Severe Acute Respiratory Syndrome (SARS) originated from China in late 2002. During that period three cases of suspected SARS and 17 cases of probable SARS were reported in Korea. With the concerns about the reemergence of SARS-coV transmission, it is important to be prepared for any possibility. So, this study is aimed to analysis the past measures in managing SARS and propose the amendatory plans to improve the preparedness. Materials & Methods : Questionnaires were collected among clinicians with any experience in managing the probable or suspected SARS cases in Oct. 2003. 17 out of 22 hospitals responded to the questionnaire. The contents in the questionnaire were practical activities, personal equipments, response plans, isolation facilities in emergency centers, outpatient clinics, general wards and intensive care units, and relationship with the public health department. Results : The dedicated isolation rooms in emergency centers, outpatient clinics, general wards, and intensive care units were prepared in 9 (9/17, 52.9%), 5 (5/17, 29.4%), 15 (15/16, 93.7%), and 4 (4/16, 25.0%) hospitals, respectively. Except for one hospital that newly made negative pressure room for SARS, single or multi-bed rooms without airborne infection control were used in all the other hospitals. The personal precaution principles were kept quite well in general wards. Before the designation of SARS hospital by the public health department prior evalution to see if the hospital was suitable for managing SARS was conducted in only 1 (1/12, 8.3%) hospital. The results of laboratory diagnosis were reported back in 1 (1/15, 6.6%) hospital. Conclusions : The isolation facilities which can control airborne infection were almost deficient not only for SARS but also for other respiratory transmissible diseases. For the infection control of transmissible diseases including SARS, more investment is needed on medical facilities and comprehensive support from the public health department required.

      • 장기간의 장거리 달리기가 골대사 마커에 미치는 영향

        장성동,이은희,홍명엽,문성진,김주혁,이윤관,김영준 한국스포츠리서치 2004 한국 스포츠 리서치 Vol.15 No.1

        This study is purposed to analyse the effects of long-term & one-time 10km running exercise from bone metabolic marker change on bone metabolism. 7 male members(18.6±1.08) from a marathon club were subjected to the study. They were allowed to do long-term 10 km running training once a week for 6 months. And bone metabolism mark was determined according to the respective times : before/after 6 months training, before/after 10 km race, one day after the race, 3 days after the race. The examination items of bone metabolism mark were serum calcium, phosphorus, paratyroid hormone, osteocalcin, calcitonin, alkaline phosphatase in blood and calcium, phosphorus, deoxypyridinolin in urine. The results of study were as follows; 1) There was no change in deoxypyridinolin and alkaline phosphatase but there was significant change in calcitonin, paratyroid hormone and osteocalcin(p<.01). 2) There was no change of Calcium in serum and urine but there was significant change of phosphorus in blood(p<.01). To make a conclusion, it is determined that long-term 10 km running at low intensity and low frequency tends to restrict bone metabolism circulation, but exercise at a little high level activates bone metabolism into building up bones and absorbing bones and finally shows up high bone metabolism circulation, which is inferred to have an effective influence on bone health. It is considered there is a possibility that different exercise intensity, even same kind of exercise, influences on bone metabolism sdifferently.

      • 고선형 단축파 대역 Up-Mixer 설계

        장진석,채규성,윤상웅,김창우 慶熙大學校 레이저 工學硏究所 2007 레이저공학 Vol.18 No.-

        A single-side band double-balanced mixer using the Gilbert cell structure has been designed with the TSMC 0.18 μm CMOS library. The SSB Up-Mixer consists of a core, IF balun-phase shifter, and LO balun-phase shifter block. In the core block, 4-source-coupled degeneration resistors are used to improve the mixer's linearity. The SSB mixer exhibits a 6.8 dB conversion gain with a - 5.7 dBm P_(1-dB) for IF power of 11.5 dBm and LO power of 0 dBm inputs. The image rejection ratio is - 37.7 dBc at a -5.7 dBm output power.

      • 消散 에너지에 依한 低사이클 波勞破斷 壽命豫測

        장진영,김상태,이택순 嶺南大學校 工業技術硏究所 1987 연구보고 Vol.15 No.2

        Fatigue failure lives were investigated to get simple and consistent predicting method based on the relation between plastic strain and total strain work. A modified cyclic strain hardening exponent n' and a material constant k' could be obtained from the stable hysteresis loop. The predicted fatigue life from the coefficient n' and k' were compared with the experimental data of a low carbon steel SM20C, and good agreement was obtained.

      • 혈청 감마지티(gamma glutamyl transferase)치와 대사증후군의 연관성

        장미,유병욱,조용진,오정은,홍성호,조주연 순천향의학연구소 2008 Journal of Soonchunhyang Medical Science Vol.14 No.1

        Background: Serum gamma glutamyl transferase(GGT) level has been widely used as an index of liver dysfunction and a marker of alcohol intake. But, recently it is identified that the elevated GGT level was associated with insulin resistance. This study aimed to examine the association between metabolic syndrome and elevated GGT level in the women who had less alcoholic influence generally. Methods: From 585 women who received their annual health check-up, 577 women were selected for analysis except for 28 women who had hepatitis B surface antigen positive or antibody to hepatitis C virus positive, Categories of serum GGT were classified into four groups by quartile and then evaluated. Results: A abnormal GGT level(≥52U/L) was seen in 29(5.2%) of the 557 women. As GGT level increased, the prevalence rate of factors(body mass index≥25kg/m2, hypertension, hemoglobin≥14g/dL, total cholesterol≥220mg/dL, triglyceride≥150mg/dL, fasting plasma glucose≥110mg/dL, HDL-choles tero1<50mg/dL) except for hyperuhcemia was increased. The GGT level was correlated with age, body mass index, thglyceride and uric acid in women with fatty liver, but not in women without fatty liver. Factors independently contributing to elevated GGT level was diabetes, hyperthglycehdemia and obesity. Conclusion: The elevated, albeit normal, GGT level was strongly associated with the factors of metabolic syndrome in Korean women. Because measurement of serum GGT level is easy, reliable, and not expensive, it might have more important implication as predictive factor of metabolic syndrome.

      • 900MHz 대역 고선형 CMOS 상향 주파수 혼합기 설계

        장진석,채규성,윤상응,김창우 경희-다반 ASIC 설계교육센터 2007 경희-다반 ASIC센터 논문집 Vol.8 No.-

        Gilbert Cell 구조를 이용한 이중평형형 성향 주파수 혼합기를 TSMC 0.18 μm CMOS library로 설계하였다. 상향 주파수 혼합기는 Mixer Core, IF balun 과 LO balun 블록으로 이루어져있다. Mixer Core 블록과 IF balun블록에서, 4매의 source deeeneration 저항이 주파수 혼합시의 선형성을 향상시키기 위해 사용되었다 .설계된 상향주파수 흔합기는 -8 dBm의 입력전력과 0 dBm의 LO전력일 때 , 8.7dB 선형변환이득를 갖는 -0.3 dB의 실출력압축전력 얻었다.

      • [논문]실시간 정밀 3차원 지형측량기법을 이용한 저수량산출시스템 개발

        송석진,장용구,김상석,강인준 釜山大學校生産技術硏究所 2004 生産技術硏究所論文集 Vol.63 No.-

        현재 고정밀도 저수량 측량에 사용되는 측량장비에는 수평위치결정방법으로 실시간 DGPS측량장비가 많이 활용되고 있고, 수심측량에는 디지털 음향측심기를 많이 사용하고 있다. 본 연구에서는 현재, 수심측량 결과처리 시 문제가 되고 있는 소프트웨어의 가격부담을 줄이고 수심측량과 내업처리에 의한 저수량산출을 통합처리 할 수 있는 국내 자체개발의 저가형 외 · 내업 일체형 저수량산출시스댐을 개발하였다.

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