• Title/Summary/Keyword: Epidemic Disease

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Mini-review; Melamine-related Urinary Stone Disease (Mini-review: 멜라민에 의한 신요로계 결석)

  • Kang, Hee-Gyung
    • Childhood Kidney Diseases
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    • v.13 no.1
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    • pp.21-25
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    • 2009
  • Last year, an epidemic of infantile urinary stone disease developed in China. Investigation revealed that melamine-tainted diary product caused urinary stone in these infants. Young infants were susceptible to the melamine toxicity and dehydration or other stone-prone factors aggravated the toxicity. Melamine-related urinary stones were small, multiple, and mainly composed of uric acid, thus conservative treatment of hydration and urine alkalinization worked well in majority of the patients.

Renal and Renovascular Hypertension in Children (소아의 신성 고혈압)

  • Hahn, Hye-Won
    • Childhood Kidney Diseases
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    • v.15 no.1
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    • pp.1-13
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    • 2011
  • Hypertension is a major risk factor of atherosclerosis which results in cardiovascular disease, and remains a major health problem worldwide. While children are more likely to have secondary hypertension, recent studies support the theory that the prevalence of essential hypertension in children and adolescents is increasing with the global epidemic of childhood obesity, and close attention is needed. Evaluation of hypertension in the pediatric age group should be guided by the age at presentation, and renal diseases must be considered in every child with hypertension, because of the prevalence of renovascular and renal parenchymal disorders as the etiology in any age group. The majority of children with chronic kidney disease are hypertensive, and many have associated end organ damage. Thus, once hypertension has been confirmed, end organ care as well as pharmacologic therapy must be continued. In renovascular hypertension, as cure could be gained with surgical/endovascular intervention, accurate diagnosis is important and it is recommended that every suspected child should undergo angiography.

Fish and Prion Diseases (프리온 질환과 어류의 관련성에 관한 연구 동향)

  • Kim, Jae-Il
    • Korean Journal of Fisheries and Aquatic Sciences
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    • v.47 no.4
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    • pp.341-346
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    • 2014
  • Transmissible spongiform encephalopathies (TSEs), also termed prion diseases, are a threat to food safety and to human and animal health. Variant Creutzfeldt-Jakob disease (vCJD) in humans is caused by the consumption of meat contaminated with bovine spongiform encephalopathy (BSE, mad cow disease). The BSE epidemic in the United Kingdom was shown to be related with the extensive use of BSE-contaminated meat-and-bone meal (MBM) and bovine offal. Many countries worldwide use MBM, as well as meat from cows, for aquaculture feed. This raises concerns about the safety of farmed fish, a major protein source for humans. The present work reviews recent studies on fish prion protein and the transmissibility of mammalian prion agents to fish, providing insights into the future direction of fish prion research.

College Students Knowledge and Attitudes Toward AIDS in Pusan and Ulsan Areas (부산 및 울산지역 일부 대학생들의 에이즈에 대한 지식과 태도 조사)

  • 신영희;홍영혜
    • Journal of Korean Academy of Nursing
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    • v.26 no.1
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    • pp.33-42
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    • 1996
  • Given the global impact of the AIDS pandemic, it is necessary to take every measure to prevent an epidemic of this disease in Korea. The only available strategy is prevention. Considering college students as a potential risk group, this study examined their knowledge of, and attitudes toward AIDS. In this study, 399 students from three colleges in Pusan and Uoolsan were examined for their attitudes to, and knowledge of AIDS. Findings indicate that the majority of the students(90%) had basic knowledge on the transmission and the prevention of the disease. However, most of them, including nursing students, lacked knowledge as to the etiological agent, major symptoms and available diagnostic techniques. To the questions designed to examine social attitude towards AIDS patients, the students showed a tendency to view AIDS patients as responsible for their own illness. Interestingly, they showed sympathy to their imaginary friends and relatives suffering from AIDS. The study findings suggest a need for the development of AIDS educational programs for college students.

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Therapy of Diabetes Mellitus Using Experimental Animal Models

  • Min, T.S.;Park, Soo Hyun
    • Asian-Australasian Journal of Animal Sciences
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    • v.23 no.5
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    • pp.672-679
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    • 2010
  • Diabetes mellitus is a worldwide epidemic with high mortality. As concern over this disease rises, the number and value of research grants awarded by the National Research Foundation of Korea (NRF) have increased. Diabetes mellitus is classified into two groups. Type 1 diabetes requires insulin treatment, whereas type 2 diabetes, which is characterized by insulin resistance, can be treated using a variety of therapeutic approaches. Hyperglycemia is thought to be a primary factor in the onset of diabetes, although hyperlipidemia also plays a role. The major organs active in the regulation of blood glucose are the pancreas, liver, skeletal muscle, adipose tissue, intestine, and kidney. Diabetic complications are generally classified as macrovascular (e.g., stroke and heart disease) or microvascular (i.e., diabetic neuropathy, nephropathy, and retinopathy). Several animal models of diabetes have been used to develop oral therapeutic agents, including sulfonylureas, biguanides, thiazolidinediones, acarbose, and miglitol, for both type 1 and type 2 diseases. This review provides an overview of diabetes mellitus, describes oral therapeutic agents for diabetes and their targets, and discusses new developments in diabetic drug research.

Study on the Identification Methods of the Non-agglutinating Vibrio (NAG Vibrio의 검사에 관한 소고)

  • Lee M. W.
    • Journal of environmental and Sanitary engineering
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    • v.2 no.2 s.2
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    • pp.61-67
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    • 1987
  • The genus Vibrio contains some of the most important intestinal pathogens of humans, including Vibrio cholerae, the cause of epidemic Asiatic cholera. A group of organisms which have been reffered to as the non-agglutinating vibrio (NAG) do not agglutinate in the Vibrio cholerae 0 group 1 antisera, but are indistinguishable from the 0-1 group both chemically and genetically. Non-O-l Vibrio cholerae can cause isolated as well as focal outbreaks of diarrhea, but the volume of fluid loss does not approach that of classic cholera, and the disease is usually self-limiting. These free-living organisms are found world-widely distributed in the environment including sewage, contaminated water, estuaries, seafood and animals. These strains involved in several cases were isolated from the environment and some patients of diarrhea, and a few epidemiologic reports indicated the wide distribution of the strains throughout the country, giving an attention to the role the organisms may play in an outbreak of diarrhea in Korea. More research on the epidemiology, serologic typing and virulence of the group of organisms, should be, therefore, done to obtain a complete understanding of their role in human disease.

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Study on the Seop-Gye's constitution theory for the connection with 'the differentiation of syndromes' and the general body form diagnosis (전신형태 진단과 변증시치의 연계를 위한 엽계의 형태체질론 연구)

  • Kim Gyeong Cheol;Lee Yono Tae;Shin Soon Shik
    • Journal of Physiology & Pathology in Korean Medicine
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    • v.18 no.1
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    • pp.22-27
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    • 2004
  • Seop-Gye divided up the constitution's strength and weakness, and so he cured disease by the 'cold and heat'. 'deficiency and excessiveness' means on the basis of the YINㆍYANG of constitution. He classified constitution with pathogenesis grounding in body formal distinction, flesh hardness and softness, face color and form, skin color. Therefore he grasped the rule of constitution connected with physiological function and pathological distinction, applied the rule of constitution in the diagnosis and cure of the chronic & epidemic febrile disease.

Enterovirus infection in Korean children and antienteroviral potential candidate agents

  • Park, Kwi Sung;Choi, Young Jin;Park, Joon Soo
    • Clinical and Experimental Pediatrics
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    • v.55 no.10
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    • pp.359-366
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    • 2012
  • Although most enterovirus infections are not serious enough to be life threatening, several enteroviruses such as enterovirus 71 are responsible for severe, potentially life-threatening disease. The epidemic patterns of enteroviruses occur regularly during the year, but they may change due to environmental shifts induced by climate change due to global warming. Therefore, enterovirus epidemiological studies should be performed continuously as a basis for anti-viral studies. A great number of synthesized antiviral compounds that work against enteroviruses have been developed but only a few have demonstrated effectiveness in vivo. No proven effective antiviral agents are available for enterovirus disease therapy. The development of a new antiviral drug is a difficult task due to poor selective toxicity and cost. To overcome these limitations, one approach is to accelerate the availability of other existing antiviral drugs approved for antiviral effect against enteroviruses, and the other way is to screen traditional medicinal plants.

A MATHEMATICAL MODEL OF TRANSMISSION OF PLASMODIUM VIVAX MALARIA WITH A CONSTANT TIME DELAY FROM INFECTION TO INFECTIOUS

  • Kammanee, Athassawat;Tansuiy, Orawan
    • Communications of the Korean Mathematical Society
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    • v.34 no.2
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    • pp.685-699
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    • 2019
  • This research is focused on a continuous epidemic model of transmission of Plasmodium vivax malaria with a time delay. The model is represented as a system of ordinary differential equations with delay. There are two equilibria, which are the disease-free state and the endemic equilibrium, depending on the basic reproduction number, $R_0$, which is calculated and decreases with the time delay. Moreover, the disease-free equilibrium is locally asymptotically stable if $R_0<1$. If $R_0>1$, a unique endemic steady state exists and is locally stable. Furthermore, Hopf bifurcation is applied to determine the conditions for periodic solutions.