응급 의료 센터내 사망 환자의 분석

유인술,김준식,진재우,이철주,민영기,조준필 대한응급의학회 1995 대한응급의학회지 Vol.6 No.2

We need the constitute of Emergency medical system that connect prehospital care of inhospital care effectively for optimal treatment of emergency patient. The analysis of actual condition of our emergency medical system, through study of mortality case in emergency medical center will be a aid to the constitute. The authors performed a review on the records of 60 cases who died in Ajou university Emergency medical center during management, since June 1994 to september 1995. Among the 60 patient, 72% were male and 28% were female. In nontrauma patient, 6th decade was many, in trauma patients, 3rd and 5th decade was many. Among the 60 patient, 33% were traumatic cases, 66% were nontraumatic cases. Among the traumatic patients, more than half of the cases were due to motor vehicle accidents. The most frequent time interval from onset of emergent situation to arreving at emergency center was more than 2 hours. The most common transfer method was by 119 ambulance. In most cases, prehospital treatments were not taken. In most cases, initial mental status was comatose, and systolic blood pressure was less than 60 mmHg. Most cardiovascular resuscitation was done in 30 min. to an hour. In cases as traffic accident of ischemic heart disease, where rapid transportation of the patient is critical for the patient's survival, however, in most cases it took more than two hours to bring such patients to hospital, and first aid treatment before arrival to hospital was rare. No prehospital treatment was done to nearly all patient. In many cases the patient was already in under coma or shock state. The inhospital care at emergency center was made relatively quickly and adequately. The mean duration of cardiopulmonary resustation was 30min to one hour. From this study, we could notice the poor quality of prehospital care in the region ,near Ajou university hospital, and we came to know that the improvement of quality of prehospital care was the most important factor to reduce the motality of emergency department patient. that is, in the treatment of emergency patients, weak points has been revealed in the pre-hospital treatment, the improvement of which is important factor for the survival of emergency patients.

경기 일부지역 육용 양돈작업장의 분진 및 내독소 농도

유동호,김형아,허용,성재혁,이한기,박용규 한국산업위생학회 2003 한국산업보건학회지 Vol.13 No.1

The aim of this study was to evaluate exposure to dust and endotoxin produced while working at swine confinement buildings. The dusts and endotoxin may cause adverse health effects on humans. Fourteen swine farms located at Yong-In, I-Cheon and Yeo-Ju of onggi-do were investigated. Husbandry workers form the farms were requested to wear personal sampler to measure respirable dust levels. Area samplings for total and respirable dust were also conducted at swine confinements buildings by season (summer under window open, winter under window close.) Gravimetric analyses and Limulus Amebocyte Lysate assay for measu- rement of dust level and endotoxin, respectively. The highest geometric mean (GM) concentration of airbome dusts was 7.47mg/㎡ for area respirable dust. and 10.35mg/㎡ for personal respirable dust. For respirable dust levels, seven farmers exceeded level of ACGIH, 3mg/㎥. The highest GM of endo- toxin was 5745.40 EU/㎥ for personal respirable dust. Significantly increased level of total dust (p〈0.001) and endotoxin in area total dust was observe with winter samples compared with those of summer. Area total dust and area respirable dust (r-0.622, p〈0.0001) was very significantly correlated in winter. Swine husbandry worker may have a considerable risk of ill health whenexposed to level of dust or endotoxin demonstrated at this study.

흰쥐 시상하부에서 NMDA에 의한 c-fos의 발현

이영기,최기열,이원돈,유영복,이왕재,황덕호,조사선,장가용 대한해부학회 1994 Anatomy & Cell Biology Vol.27 No.3

중합효소연쇄반응법을 이용한 급성 치수 및 치근단 질환의 병원성 세균의 동정

김지훈,유소영,임선아,국중기,임상수,박슬희,황호길 大韓齒科保存學會 2003 Restorative Dentistry & Endodontics Vol.28 No.2

The purpose of this study was to investigate the frequency of 7 putative pathogens in endodontic infections. The specimens were collected from infected pulpal tissue of patients who were referred for root canal treatment to the department of conservative dentisty, Chosun University. Samples were collected aseptically using a barbed broach and a paper point. The cut barbed broaches and paper points were transferred to an eppendorf tube containing 500 ml of 1 X PBS. DNAs were extracted from the samples by direct DNA extraction method using lysis buffer (0.5% EDTA, 1% Triton X-100). Identification of 7 putative pathogens was performed by PCR based on 16S rDNA. The target species were as follows: Porphyromonas endodontalis, Porphyromonas gingivalis, Prevotella intermedia, Prevotella nigrescens, Bacteroides forsythus, Actinobacillus actinomycetemcomitans, and Treponema denticola. Our data revealed that the prevalence of P.endodontalis was found in 88.6% (39 / 54), P.gingivalis 52.3% (23 / 44), P.nigrescens 18.2%(8 / 44), P.intermedia 15.9% (7 / 44), B.forsythus 18.2% (8 / 44), A.actinomycetemcomitans 2.3% (1 / 44), T.denticola 25% (11 / 44) of the samples. The high prevalence of P. endodontalis and P.gingivalis suggests that they may play an important role in the etiology of endodontic infections.

한국에 도해하는 검은머리갈매기(Larus saundersi)의 월동 현황

이기섭,박진영,이재범,김학진,유정칠 경희대학교 한국조류연구소 1999 연구보고 Vol.7 No.1

검은머리갈매기(Larus saundersi)는 그 동안 생존집단이 약 3,000개체로 추정되어온 멸종위기의 종이나, 한국에서의 월동 개체수에 대해선 현재까지 알려진 바가 없다. 본 조사는 1994년에서 1997년까지 동계기간에 실시되었다. 조사기간 동안 1994/95년 겨울에는 548개체, 1995/96년 겨울에는 1,159개체, 1996/97년에는 2,140개체가 관찰되었다. 해마다 증가하는 것으로 되어 있으나 실제는 조사면적이 확대된 데 그 원인이 있는 것 같다. 1994/97년 동계기간 동안에는 8개 조사지역에서 최대 2,425개체가 관찰되었다. 남해안에서는 조사가 광범위하게 이루어지지 않았기 때문에 월동 개체수는 이 보다 더 많을 것으로 추정되며, 종합적인 조사가 이루어진다면 전 세계의 생존집단은 6,000개체 이상이 될 것으로 사료된다. 조사지역 8곳 중에서는 순천만과 금강하구, 만경강하구에 각각 최대 500개체 이상이 도래하여 이 지역이 검은머리갈매기의 중요한 월동지임이 밝혀졌다. 성조에 대한 유조의 비율을 보면 평균 14.8%이었으나, 조사시기에 따라 변동이 있었다. 중국 리아오닝(Liaoning) 지방에서 적색 표식한 2개체가 아산만에서 관찰되었다. 최근 한국에서 새로 3개의 번식지가 발견되었으나 한국에서의 간척사업으로 인해 본 종이 계속 감소할 위기에 처해 있어 보존대책이 시급하다. Saunders's Gulls Larus saundersi are the endangered species and the world populations of the species were estimated about 3,000 individuals. The breeding sites were known at several sites in China, and the wintering areas were known in southern China, Hong Kong, Vietnam, Taiwan, Japan and Korea. Recently, the number of Saunders's Gulls was rapidly increased in Kyushu province of Japan: about 1,000 birds wintering there. One of factors affecting on the increasing population of Saunders's Gulls in Japan may be due to the destruction of the wintering habitats of Saunders's Gulls in Korea. But the wintering population of Saunders's Gulls in Korea has not been reported by now. We surveyed during the winter season of 1994~1997, and counted 548 individuals in 1994~95, 1,159 in 1995~96, and 2,140 in 1996~97. The increasing population each year may be due to the increase of survey areas each year in Korea. The peak count obtained from 8 sites was 2,425 individuals during the winter season of 1994~97. The real wintering population of Saunders's Gulls would be more than 2,425 individuals, because we did not survey many parts of southern coast although most areas of west coast were surveyed. If we estimate the world populations of Saunders's Gulls on the basis of this study and a Japanese report made in 1996(4,387 individuals), the world populations of the species may be more than 6,000 individuals. Sunchon bay, Kum river estuary, and Mankyung river estuary are major habitats supporting over 500 individuls of the wintering Saunders's Gulls every year in Korea. The ratio of juveniles to adults was averaged on 14.8% in the wintering population of Saunders's Gulls in Korea. Two individuals tagged with red colour flags were found in Asan bay, indicating that some birds wintering in Korea bred in Liaoning province of China. Breeding sites were newly found in the three reclaimed salt marshes. The major habitats of Saunders's Gulls should be set aside for nature reserves for effective protection and management, and should be turned into Ramsar sites to protect Saunders's Gulls in Korea.

스테판 페퍼의 脈絡主義에 비추어 본 케네스 프람톤의 批評的 地域主義

조성기,유재우 釜山大學校生産技術硏究所 1999 生産技術硏究所論文集 Vol.57 No.-

20세기 이후 서구의 近代 建築은 인간의 理性에 따라 규정된 目的論的인 가치 체계 하에서 기계적인 효율성이나 합리적 세계관을 再現(representation)하고자 하였다. 그 결과로 國際主義 樣式이 胚胎되었다. 이 양식은 다양하고 구체적인 실제의 세계와는 다른 抽象的인 모델인 "機械"와 같은 형태를 형상화시키려는 노력의 귀결로 보인다. 이런한 國際主義 建築은 近代化의 진행과 함께 全地球的인 현상으로 확대되었고, 지역성을 근거로 하는 환경이나 구체적인 삶의 모습과는 동떨어진 建築環境을 量産시켰다. 그 결과로서 20세기 중반 이후 이러한 단조롭고 무의미한 도시와 건축 환경에 대한 위기의식이 나타났고, 이에 따라 자연스럽게 地域性의 논의가 촉발되기 시작하였고 할 수 있다. 이런 연장선 하에서 본다면, 케네스 프람톤의 批評的 地域主義도 같은 맥락을 가진다고 할 수 있다. 그러나 그의 지역성의 개념이 다소 모호하고 피상적인 성향을 갖는 한계가 있다. 이는 서구의 近代的인 패러다임의 한계 속에서 벗어나지 못한 연유 일 것이다. 본 연구에서는 우리의 실제적인 지역의 삶에 근거한 지역성을 도출해 보고자, 스테판 페퍼의 脈絡主義的 패러다임을 건축적인 이해로 換言시켰다. 이를 바탕으로 케네스 프람톤의 批評的 地域主義를 검토해 본 결과, 각 지역적 특성을 理性的인 近代性으로 조합해 세계 공통의 의미를 갖게 하는 기계적인 사고 체계를 갖는다. 이를 "全體的 地域主義(total regionalism)"이라 볼 수 있고, 우리의 正體性을 찾기 위한 실천적 방안으로 삼기에는 斷片的이고 皮相的인 水準이라고 解析된다. 따라서 이 연구를 통해, 향후 創造的인 地域性의 出現을 위한 기초적인 방향을 제시하고자 하였다. Beginning the 20th century, Modern Architecture will represent to the mechaanic effectiveness and the rationalism under the human-eccentric value. And then, the International style was appealed to the western world. This style was came out for the anxiety to equal to a form like only "machine", in which responding to the abstractive world apart from our world of reality. The International style was spread to the earth of whole with the modernity, and began to make the built-environment that had any no relative to our reality and its regional quality. After the mid-20th century, the crisis of the monotonous and meaningless on our city was compelled to discourse about regionalism. In this context, the "critical regionalism" of Kenneth Frampton was published, but the concept of his regionalism was nothing less than mechanical paradigm and had a few of quality of fragmentary and ambiguous. Maybe, this problem cause to the modern paradigm of western world. At this paper, the purpose of approach to the real regionalism, it was introduced to the field of architectural appreciation, which philosophic paradigm is the contextulism of Stephen Pepper. As according to the view point based upon this paradigm, "the critical regionalism" of Kenneth Frampton takes a mechanical paradigm which having universal qualities, that is, "total regionalism", which made by the combination of various regional factors in many country. At the end, the "the critical regionalism" is equal to the "total regionalism", and it is categorized out of our real world. For the seek to the real regionalism having our identity, I will expect to make appearance the creative regionalism, based on this paper.

강원도 가칠봉의 식물자원

이재훈,장수길,유기억 강원대학교 환경연구소 2004 Journal of the Environment Vol.1 No.-

Plant resources of the Gachilbong were investigated from May, 2004 to October, 2004. Vascular plants of Gachilbong were composed of 86 families, 294 genera, 457 species 1 subspecies, 70 varieties and 10 formae, totaling 538 taxa. Twenty six species among the 538 species were Korean endemic, and the specific plants based on the distribution pattern appointed by Ministry of Environment were 96 taxa, and estimated 422 points. The naturalized plants were composed of 8 taxa. Life form spectra was H-D₄-R_(5)-e type, and the use of plant resources were composed edible 41.9%, pasture 35.7%, medicinal 32.9%, ornamental 10%, respectively.

아시아 12개국의 응급의학 실태에 대한 연구 조사

정제명,왕순주,안무업,박재형,유기철,박준석,강재구,제프리 아놀드 대한응급의학회 1999 대한응급의학회지 Vol.10 No.4

Background : To assess the current level of development of emergency medicine (EM) systems in Asia. Method : Survey of EM professionals from 12 Asian countries during a 90-day period from August to November 1998. 12 EM professionals from 12 Asian countries completed the survey. All participants were physicians. 7 participants (58%) gave presentations at an international EM conference during the study period. Respondents completed a 103 question questionnaire about the status of EM specialty, academic, patient care, information and management systems and the factors influencing the future of EM in their countries. Results : 92% of respondents stated that their countries have hospital-based emergency departments (ED). More than 80% of respondents reported that their countries have EMS systems and ED systems for trauma care and patient transfer. More than 70% stated that their countries have national EM organizations, EM research, national EMS activation phone numbers, ED systems for pediatric emergency care, emergency physician (EP) training in ACLS and ATLS and peer review. More than 60% reported official recognition of EM as an independent specialty status, ED triage systems and systems for customer service. More than 50% reported EM residency training programs, EM journals and EP ability to perform rapid sequence intubation (RSI). 50% reported EP ability to perform thrombolysis for acute MI and 33% reported EP ultrasonography. 92% felt that a lack of funding posed a moderate or great obstacle to the future development of EM in their countries. Conclusions : Many essential systems of EM now exist throughout Asia. In the systems of administration and emergency medical information in many countries, there are some parts to be developed further.

국내 혈액질환 환자에서 침습성 아스페르길루스증의 구제치료로서 Voriconazole의 효과와 안전성

권재철,김시현,최수미,최재기,이동건,박선희,최정현,유진홍,신완식 대한감염학회 2010 감염과 화학요법 Vol.42 No.1

Background: Invasive aspergillosis (IA) is associated with significant morbidity and mortality in patients with hematologic malignancies. We investigated the efficacy and safety of voriconazole (VCZ) when used as salvage therapy for IA in Korean adults with hematologic malignancies who had not responded to prior antifungal therapy. Materials and Methods: We retrospectively reviewed data, collected from January 2007 to October 2008, from patients with proven or probable cases of IA. All were probable IA cases, except for one proven case. All cases were refractory or intolerant to antifungal therapy prior to administration of VCZ. Efficacy and safety were assessed in patients treated with VCZ for more than 3 days and for more than one dose, respectively. A favorable response [complete (CR) or partial (PR)] was defined by significant improvement of all clinical symptoms, signs, and radiologic abnormalities. Results: Fifty patients who met the inclusion criteria were enrolled. There were 27 male and 23 female patients with mean age of 44.4 years (range, 15-65 years). Underlying diseases were acute leukemia (35 cases), chronic myelogenous leukemia (4 cases), myelodysplastic syndrome (3 cases), lymphoma (3 cases) and other hematologic diseases (5 cases). Twenty-two patients had received chemotherapy and 13 patients had undergone hematopoietic stem cell transplantation. The lung was the main infection site (94%) followed by the sinus (6%). Amphotericin B deoxycholate alone was the most frequent previous antifungal therapy. The mean duration of antifungal therapy prior to VCZ therapy was 13.9±8.8 days (2-44 days). The median duration of VCZ therapy was 19 days (interquartile range, 49 days). Sixteen patients (32.0%) showed favorable responses (CR:PR=8:8) at the end of VCZ therapy. The numbers of patients with stable disease, progression and death were, 6 (12%), 6 (12%) and 22 (44%) respectively. Most of those with unfavorable responses had relapsed underlying malignancies or refractory graft versus host diseases. Twelve patients developed drug-related adverse events but only one patient stopped VCZ treatment prematurely. Conclusions: VCZ demonstrated an acceptable level of toxicity in patients with hematologic malignancies but further studies are required to prove its efficacy as salvage therapy.

선형유도전자펌프내의 자기유체 유동에 관한 수치적 연구

최훈기,유근종,박태봉,은재정,장남영 국립7개대학공동논문집간행위원회 2003 공업기술연구 Vol.3 No.-

Numerical analysis is performed for magnetic and MHD flow fields in Electro-Magnetic(EM) pump. A finite volume method is applied to solve magnetic field governing equations and the Navier-Stokes equations. Vector and scalar potential methods are adopted to obtain the electric and magnetic fields and the resulting Lorentz force in solving Maxwell equations. The magnetic field and velocity distributions are found to be influenced by the magnitude of the Reynolds number and the phase of applied electric current. Computational results indicate that the magnetic flux distribution with changing phase of electric current is characterized by a pair of counter-rotating closed loops. The velocity distribution of the flow field is influenced on the intensity of Lorentz force.