Dengue fever is a disease spread by the aedes aegypti mosquito and is caused by one of four dengue viruses. Dengue fever, a very old disease, has reemerged in the past 20 years with an expanded. In some cases, dengue turns into dengue hemorrhagic fever, which causes bleeding from your nose, gums, or under your. May 24, 2019 dengue, also known as dengue fever, is a viral disease transmitted to humans by mosquitoes of the genus aedes. Dengue and dengue hemorrhagic fever centers for disease. Dengue is a mosquitoborne disease caused by any one of four closely related dengue viruses. Emerging themes in epidemiology, 2005 open access journal. The four dengue viruses are transmitted in tropical countries that circle the globe.
Though a single infection is not usually fatal, recent work has shown that infection with more than one serotype increases susceptibility to the others, and multiple infectionsevere dengue, also known as dengue haemorrhagic fevercan be fatal. Symptoms include a high fever, headaches, joint and muscle pain, vomiting, and a rash. Pdf as the outbreaks of dengue fever increasing in india, one state after other getting affected, it is very essential to. Symptoms typically begin three to fourteen days after infection. In recent decades, the number of new cases of dengue has increased.
Once you are infected with one of the dengue viruses, you will develop immunity to that. Causes, complications, and vaccine strategies niyatikhetarpal 1,2 andirakhanna 1 international centre for genetic engineering and biotechnology, aruna asaf ali marg, new delhi, india department of biochemistry, university of delhi, institute of home economics, hauz khas, new delhi, india. Dengue fever is the most frequently occurring mosquitoborne viral disease worldwide. The diagnosis should be considered in any patient presenting with fever that has developed within 14 days after even a. Presenting features may range from asymptomatic fever to dreaded complications such as hemorrhagic fever and shock. Dengue fever causes high fever, rash, and muscle and joint pain, bleeding, and hypotension related journals of dengue fever. Causes, prevention and recent advances find, read and cite all the research you need on researchgate. All can cause syndromes that are selflimited or severe. Dengue and dengue hemorrhagic fever pubmed central pmc. A study of clinical and laboratory profile of dengue fever in a. Dengue fever is a globally important arboviral infection transmitted by the aedes genus of mosquito primarily a aegypti, but also a albopictus, found in tropical and subtropical regions. The common severe syndromedengue haemorrhagic feverdengue shock syndrome dhfdssis. Pdf on jan 1, 2016, anum jaweria and others published dengue fever. Dengue fever is a mosquitoborne disease spread by aedes aegypti mosquito.
Dengue is a selflimited, systemic viral infection transmitted between humans by mosquitoes. Dengue fever is a disease caused by a family of viruses transmitted by aedes mosquitoes symptoms of dengue fever include severe joint and muscle pain, swollen lymph nodes, headache, fever, exhaustion, and rash. Dengue is an acute viral illness caused by rna virus of the family flaviviridae and spread by aedes mosquitoes. Dengue and chikungunya virus infection in man in thailand, 19621964.
Dengue fever is caused by dengue virus of genus falvivirus. The rapidly expanding global footprint of dengue is a public health challenge with an economic burden th. Dengue fever is a mosquitoborne tropical disease caused by the dengue virus. Dengue disease varies from mild fever to severe conditions of dengue hemorrhagic fever and shock syndrome. Fieldtesting of an imci algorithm modified to include dengue infection. Dengue and dengue hemorrhagic fever clinical microbiology. Dengue fever welcome to south sudan medical journal. Dengue is an important differential diagnosis of fever in children presenting to firstlevel health facilities in. This series, published in journal of biomedical science, highlights recent advances in the research field of dengue virus infection. Dengue is a highly endemic infectious disease of the tropical countries and is rapidly becoming a global burden. Since the second edition of dengue haemorrhagic fever.
Author summary dengue fever has been prevalent in southeast asia and south america. Despite the increase of dengue fever cases, there continues to be a lack of economic. Dengue, dengue haemorrhagic fever and dengue shock. Dengue fever, a very old disease, has reemerged in the past 20 years with an expanded geographic distribution of both the viruses and the mosquito vectors, increased epidemic activity, the development of hyperendemicity the cocirculation of multiple serotypes, and the emergence of dengue hemorrhagic fever in new geographic regions. It is caused by any of the 4 serotypes of dengue virus and is transmitted within humans through female aedes mosquitoes. Dengue fever is a viral infection that can cause lifethreatening illness, milder flulike illness, or no symptoms at all. Transmission of denv has increased dramatically in the past two decades making denv the most important human pathogens among arthropodborne viruses 1. The infection is endemic in more than 100 countries, particularly the south east asia region, western pacific region, and the americas.
About 50100 million dengue fever infections occur every year in tropical and subtropical countries 2 see figure 1. A multicountry study of the economic burden of dengue. Pdf a study of clinical and laboratory profile of dengue. Dengue fever, a very old disease, has reemerged in the past 20 years with an expanded geographic distribution of both the viruses and the mosquito vectors.
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