• Title/Summary/Keyword: epidemic

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Two Cases of Pancreatitis in Children with Hemolytic Uremic Syndrome (용혈성 요독 증후군에서 발생한 췌장염 2례)

  • Park Jee-Min;Kim Ki-Sung;Nam Young-Mi;Kim Eun-Soo;Ahn Sun-Young;Shin Jae-Il;Lee Jae-Seung
    • Childhood Kidney Diseases
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    • v.7 no.2
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    • pp.211-216
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    • 2003
  • An epidemic outbreak of food poisoning due to enterohemorrhagic Escherichia coli(EHEC) occurred throughout Korea from May to September, 2003. Patients infected via contaminated school lunch foods were found mainly in Seoul and Gyeonggi province. As a result of this food poisoning, 36 patients were diagnosed as hemolytic uremic syndrome(HUS) up to mid-September, 2003 and five of them visited our hospital. Before the outbreak this year, we had experienced only 23 cases of HUS, including diarrhea associated (D+) and atypical (D-) forms, for the last 14 years, and there had been no case with pancreatic enzyme elevation. Unlike the past HUS cases, those of this year presented with severe abdominal pain and spiking elevation of pancreatic enzyme levels in 2 cases. We report 2 cases of transient pancreatitis combined with HUS in children during the epidemic outbreak in 2003 with a brief review of related literatures.

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Agrometeorological Analysis on the Freeze Damage Occurrence of Yuzu Trees in Goheung, Jeonnam Province in 2018 (2018년 전라남도 고흥 유자나무 동해 발생에 대한 기상학적 구명)

  • Kim, Gyoung Hee;Koh, Young Jin;Kim, Kwang-Hyung
    • Research in Plant Disease
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    • v.25 no.2
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    • pp.71-78
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    • 2019
  • In 2018, severe diebacks have occurred on yuzu trees cultivated in Goheung, Jeonnam Province. On-farm surveys at 18 randomly selected orchards revealed the dieback incidence ranged from 7.5% to 100% with an average of 43.6%, and 56.6% of the affected yuzu trees were eventually killed. In order to find the reason for this sudden epidemic, we investigated the weather conditions that are exclusively distinct from previous years, hypothesizing that certain weather extremes might have caused the dieback epidemic on yuzu trees. Since different temperatures can cause freeze damage to plants depending on their dormancy stages, we investigated both periods when yuzu becomes hardy under deep dormancy (January-February) and when yuzu loses its cold hardiness (March-April). First, we found that daily minimum air temperatures below $-10^{\circ}C$ were recorded for 7 days in Goheung for January and February in 2018, while no occasions in 2017. In particular, there were two extreme temperature drops ($-12.6^{\circ}C$ and $-11.5^{\circ}C$) beyond the yuzu cold hardiness limit in 2018. In addition, another occasion of two sudden temperature drops to nearly $0^{\circ}C$ were occurred right after abnormally-warm-temperature-rises to $13^{\circ}C$ of daily minimum air temperatures in mid-March and early April. In conclusion, we estimated that the possible damages by several extreme freeze events during the winter of 2018 could be a major cause of severe diebacks and subsequently killed the severely affected yuzu trees.

Prevalence of hepatitis E virus antibodies in cattle in Burkina Faso associated with swine mixed farming

  • Tialla, Dieudonne;Cisse, Assana;Ouedraogo, Georges Anicet;Hubschen, Judith M.;Tarnagda, Zekiba;Snoeck, Chantal J.
    • Journal of Veterinary Science
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    • v.23 no.3
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    • pp.33.1-33.10
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    • 2022
  • Background: Endemic circulation of human-specific hepatitis E virus (HEV) genotypes 1 and 2 may occult the importance of sporadic zoonotic HEV transmissions in Africa. Increasing numbers of studies reporting anti-HEV antibodies in cattle and the discovery of infectious HEV in cow milk has raised public health concern, but cattle exposure has seldom been investigated in Africa. Objectives: This study aimed at investigating the role of cows in the epidemiology of HEV in Burkina Faso and farmers habits in terms of dairy product consumption as a prerequisite to estimate the risk of transmission to humans. Methods: Sera from 475 cattle and 192 pigs were screened for the presence of anti-HEV antibodies while HEV RNA in swine stools was detected by reverse transcription polymerase chain reaction. Data on mixed farming, dairy product consumption and selling habits were gathered through questionnaires. Results: The overall seroprevalence in cattle was 5.1% and herd seroprevalence reached 32.4% (11/34). Herd seropositivity was not associated with husbandry practice or presence of rabbits on the farms. However, herd seropositivity was associated with on-site presence of pigs, 80.7% of which had anti-HEV antibodies. The majority of farmers reported to preferentially consume raw milk based dairy products. Conclusions: Concomitant presence of pigs on cattle farms constitutes a risk factor for HEV exposure of cattle. However, the risk of HEV infections associated with raw cow dairy product consumption is currently considered as low.

국내 바이러스 매개 식중독의 발생추이 및 안전관리

  • Ji, Yeong-Mi
    • Proceedings of the Korean Society of Food Hygiene and Safety Conference
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    • 2006.05a
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    • pp.73-96
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    • 2006
  • $\square$ A nationwide surveillance including 17 provincial labs has been established $\square$ Noroviruses are involved in recent viral gastroenteritis outbreaks and sproradic viral gastroenteritis cases in Korea $\square$ Analysis of RDRP and capsid regions of norovirus strains shows that various genotypes were circulated in Korea $\square$ Early detection of outbreaks cases (2004 Jeju-cause of epidemic) $\square$ New variant or emerging strain detection: variant GII4 and GIIb $\square$ Detection of Sapoviruses from AGE patients in 2003-4

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The Health Effects of Asian Dust in Korea

  • Kwon Ho-Jang
    • 대한예방의학회:학술대회논문집
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    • 2004.02a
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    • pp.49-64
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    • 2004
  • o The risk of being admitted with respiratory disease is increased by 9% on the Asian dust day o The risk of cardiovascular admission is increased by 5% o During the great dust event in 2002, the counts of respiratory admission seems to be increased, but we couldn't observed the epidemic of respiratory disease o The Asian dust events are weakly associated with daily mortality

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The Youth Tobacco Epidemic in Asia: Implications on Health Education

  • Kim, Minja--Choe;Byon, Jin-Young
    • Proceedings of The Korean Society of Health Promotion Conference
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    • 2001.09a
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    • pp.21-25
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    • 2001
  • . Tobacco Use and Mortality: - If things do not change, deaths due to tobacco use in the world will increase from 4 million in 1998 to 10 million in 2030 - Developed regions will experience 50% increase, while Asia will experience fourfold increase - globally, tobacco will be responsible for one in eight deaths by late 2020s. - Globally, at least one in three teen-age smokers will die prematurely as a result of smoking(omitted)

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A New Measure for Assessing the Public Health Response to a Middle East Respiratory Syndrome Coronavirus Outbreak

  • Cho, Sung-il
    • Journal of Preventive Medicine and Public Health
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    • v.48 no.6
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    • pp.277-279
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    • 2015
  • Contact monitoring is an essential component of the public health response to a Middle East respiratory syndrome coronavirus outbreak, and is required for an effective quarantine to contain the epidemic. The timeliness of a quarantine is associated with its effectiveness. This paper provides a conceptual framework to describe the process of contact monitoring, and proposes a new measure called the "timely quarantined proportion" as a tool to assess the adequacy of a public health response.