DENGUE Dengue fever is a self limiting disease caused by Dengue viruses (ARBOVIRUS). albopictus) mosquito. What is dengue? From 2001 to 2007, more than 30 countries of the Americas notified a total of 4 332 731 cases of dengue . Volunteers in the cohort were bled every three months and were actively followed for the occurrence of dengue (DEN) disease. The uploader spent his/her valuable time to create this Dengue Fever powerpoint presentation slides, to share his/her useful content with the world. Dengue viral infections are one of the most important mosquito borne diseases in the world. This ppt presentation uploaded by internetsurfing in Health & Wellness ppt presentation category is available for free download,and can be used according to your industries like finance, marketing, education, health and many more. Dengue infection can cause a spectrum of illness ranging from mild, undifferentiated fever to illness up to 7 days' duration with high fever, severe headache, retro-orbital pain, arthralgia and rash, but rarely causing death. Dengue fever cut by 77% in groundbreaking mosquito trial. As of 2010 dengue fever is believed to infect 50 to 100 million people worldwide a year with 1/2 million life-threatening infections. Dengue is endemic throughout the tropics and subtropics and is a leading cause of A short report on epidemiology of dengue fever in Pakistan supports this study because it showed that the mean age detected is 32 years [4, 6]. Dengue Haemorrhagic Fever (DHF), a deadly complication, includes haemorrhagic tendencies, thrombocytopenia and plasma leakage. Epidemiology, Prevention and Control of Dengue Fever in Hong Kong Purpose The purpose of this document is to update the epidemiology, preventive and control measures of dengue fever (DF) and provide recommendations on combating the disease in Hong Kong. Total of 31162 suspected dengue cases for the year 2020 and 7998 suspected dengue cases were reported to the Epidemiology Unit from all over the island from January 2021 to up to now, . Aedes aegypti mosquitoes are the primary vector of Dengue Fever. • Severe dengue: dengue with any or more of the following scenarios: o Severe plasma leakage evidenced by hypovolemic shock and/or extravascular fluid accumulation with respiratory distress possibly with a abnormally high hematocrit value. EPIDEMIOLOGY OF DENGUE DR. MAHESWARI JAIKUMAR maheswarijaikumar2103&@gmail.com 2. Sporadic cases and frequent acute febrile illness outbreaks, compatible with Dengue fever, have been reported in El-Gadarif State, Sudan. The main objective of this study was to explore the epidemiological patterns of dengue since its first outbreak (2006) to 2019 in Nepal. 1) and had a population of 13.08 million in 2014 [].As the capital of Guangdong Province, Guangzhou serves as the political, economic, scientific, educational, tourism and cultural centre in southern China. Highest number of cases reported during the month of October. While the majority of infections are mild or asymptomatic, the more severe forms of dengue infection—dengue shock syndrome (DSS) and dengue hemorrhagic fever (DHF)—can result in organ failure or death . Dengue. Guatemala, in Central America, has had ongoing dengue transmission since the 1990s. Its national surveillance system monitors outbreaks and seasonal trends of infections to inform public health responses. Dengue is widespread throughout the tropics, with risk factors influenced by local spatial variations of rainfall, temperature, relative humidity, degree of urbanization and quality of vector control services in urban areas. Dengue is a leading cause of illness and death in tropical and subtropical areas. Only 9 countries had experienced severe dengue epidemics before 1970; however, at present, dengue fever has affected more than 100 countries in tropical and subtropical regions (Organization, 2016). The first reports of a disease with signs and symptoms compatible with dengue fever in Brazil, date back to 1846 [].Late 1981 and early 1982, a first dengue outbreak, caused by DENV-1 and DENV-4 was characterized in Brazil, which was restricted to the city of Boa Vista, Roraima (RR) in the north region []. It occurs in two forms: Classical Dengue fever also known as “break bone” fever and Dengue Haemorrhagic Fever (DHF) which is life threatening. Results of the three-year study offer hope in the global battle against an illness that sickens millions annually. Dengue fever, caused by dengue virus (DENV), has become one of the most important mosquito-borne viral diseases with a steady rise in global incidence, including the Sudan. In the same period in 2015, there were 1680 cases of severe dengue fever and 21,155 cases of dengue fever [22, 23]. Background 2. The biggest outbreak occurred in 2002 with more than 1 million reported cases. It was estimated by WHO that 50–100 million dengue infections occur annually, with a 30-fold increase in global incidence observed over the past 50 years ( WHO, 2012 ). From 1 January to 7 July 2017, the Epidemiology Unit of the Ministry of Health (MoH) Sri Lanka reported 80 732 dengue fever cases, including 215 deaths. aegypti or Ae. Sporadic cases and frequent acute febrile illness outbreaks, compatible with Dengue fever, have been reported in El-Gadarif State, Sudan. The burden of dengue was also variable in studies conducted in different settings. Our analysis revealed that among the clinically suspected dengue fever patients, the estimated prevalence of laboratory-confirmed dengue infection was 38%. Transmitted to humans through the bites of infected female mosquitoes. In the Western Hemisphere, the Aedes aegypti mosquito is the most important transmitter or vector of dengue … Dengue fever is a disease caused by one of four related viruses transmitted to humans by the bite of an infected mosquito. To provide a national incidence rate and case fatality rate of dengue hemorrhagic fever in Indonesia through an analysis of the National Disease Surveillance database from the Directorate General of Disease Prevention and Control of Ministry of Health. Overview on dengue epidemics in Brazil. Aedes aegypti mosquitoes breed in urban habitats and man-made containers. Ninety percent of DHF subjects are children less … After an absence of 56 years, dengue fever has re-emerged in US states such as Texas and Hawaii; in 2016, there were 990 laboratory-confirmed cases reported in the US (an incidence of … Records of dengue-like illness date back more than 200 years; the viral etiology of dengue virus was established in the 1940s [ 1,2 ]. It dramatically increased in frequency between 1960 and 2010, by 30 fold. Dengue fever is a viral infection which is transmitted to humans through the bites of infected Aedes mosquitoes. Latest Disease Trends, Approximately 29.5 % of dengue cases were reported from the Western province. The highest numbers of dengue cases were reported during the 29th week of 2017.
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