During infections, pathogens are known to invade the EC barrier and modulate vascular permeability. Dengue virus is the causative agent of both classical dengue fever and the more severe dengue hemorrhage fever and dengue shock syndrome [3]. Occasionally petechia are present. Pathophysiology of fever explained 1:43. Dengue hemorrhagic fever (severe): leaking blood vessels, destruction of platelets result in blood clotting abnormalities and cause patient to go into potentially fatal shock because of fluid loss. The video is a part of the BMJ Learning 'Hospital presentations: Fever' module. Dengue has no treatment but the disease can be early managed. Pathophysiology and management of dengue hemorrhagic fever. Thisyakorn U, Nimmannitya S. Nutritional status of children with dengue hemorrhagic fever. Unformatted text preview: VIRAL HEMORRHAGIC FEVERS OMARI B.G. Shortly after the fever breaks (or sometimes within 24 hours before), signs of plasma leakage appear, along with the development of hemorrhagic symptoms such as bleeding from sites of trauma, gastrointestinal bleeding, and hematuria. An outbreak of dengue hemorrhagic fever/dengue shock syndrome (DHS/DSS) occurred in 1996 in India in and near Delhi. Hyperthermia or commonly known as fever is present when the body temperature is higher than 37ᴼC which can be measured orally, but 37.7ᴼC if measured per rectum. The video is a part of the BMJ Learning 'Hospital presentations: Fever' module. What is Dengue? Hemorrhagic complications range from simple petechiae and purpura to gastrointestinal bleeding, hematuria, and severe central nervous system (CNS) bleeds. Hyperthermia or commonly known as fever is present when the body temperature is higher than 37ᴼC which can be measured orally, but 37.7ᴼC if measured per rectum. Infection ranges from subclinical symptoms to a hemorrhagic state with possible shock. Dengue fever case study ppt This acute febrile illness can be a deadly infection in cases of severe manifestation, causing dengue hemorrhagic shock.While both virus-caused infections may only reveal light symptoms, they can also cause severe diseases.All can cause syndromes that are self-limited or severe.This study describes 10 such dengue cases to fill the knowledge gaps.These mosquitoes … They may be asymptomatic or may give rise to undifferentiated fever, dengue fever, dengue haemorrhagic fever (DHF), or dengue shock syndrome. CONTENTS : Introduction Epidemiology Etiology Pathophysiology Classification Clinical presentation Diagnosis Management Prevention Vaccines 2 Dengue fever is an arboviral infection spread by the Aedes mosquito with a wide spectrum of presentations encompassing simple flu-like illness to hemorrhagic manifestations. Academia.edu is a platform for academics to share research papers. On the other hand, some reports initiated by a study in the UP Los Banos had produced another suspicious mosquito to be a dengue carrier- known as Aedes Albopictus. Dengue hemorrhagic fever is a disease caused by dengue viruses (arboviruses) that enters the body through the bite of the mosquito Aedes aegypti (Suriadi & Yuliani, 2001). Dengue is a viral disease spread by mosquitoes that is primarily observed in subtropical and tropical regions but with increased globalization has begun invading all corners of the world. Dengue virus is transmitted by day biting Aedes aegypti and Aedes albopictus mosquitoes. General condition: Grade 1: complaints of high fever, consciousness either. Dengue Fever 3 Immunochromatographic Strip test zRecombinant Dengue antigen used zSensitivity 99.3% and specificity 92% Immunochromatographic Card Test zMost widely used test, quick and easy. Pathophysiology of fever explained 1:43. 1 2. The viruses that cause viral hemorrhagic fevers live in a variety of animal and insect hosts. Background: Dengue fever is a hemorrhagic fever caused by flaviviruses. It is estimated that there are currently 50–100 million cases of dengue every year worldwide, including more than 500,000 reported cases of dengue hemorrhagic fever and dengue shock syndrome (DHF/DSS) . Most common spread of Typhoid Fever Fecal- Oral route is the most common way of spreading typhoid fever. Crimean-Congo haemorrhagic fever (CCHF) is a widespread disease caused by a tick-borne virus (Nairovirus) of the Bunyaviridae family. ... Dengue hemorrhagic fever: a public health problem and a field for research. For instance, dengue fever is an endemic illness in many countries in South East Asia. The initial, and currently only, outbreak of Lujo virus in … This helps you give your presentation on DENGUE HEMORRHAGIC FEVER in a conference, a school lecture, a business proposal, in a webinar and business and professional representations. The typical signs of Dengue Fever include a high fever with no localizing source of infection on physical examination. The viruses that cause viral hemorrhagic fevers live in a variety of animal and insect hosts. Highly infectious viruses lead to a potentially lethal disease syndrome characterized by fever, malaise, vomiting, mucosal and gastrointestinal (GI) bleeding, edema, and hypotension.. Clinical manifestations include hepatic dysfunction, renal failure, coagulopathy, and shock. Management Of Dengue Fever / Dengue Haemorrhagic Fever 2005 Sri Lanka; WHO Regional Publication SEARO, 1999; Guidelines for Treatment of Dengue Fever/Dengue Hemorrhagic Fever in Small Hospitals, WHO Regional Office for SE Asia, New Delhi, 1999. This is found in tropical and sub-tropical regions around the world. | Dengue infection is a complex and incompletely understood in terms of pathophysiology. The pathophysiology of dengue hemorrhagic fever include: Initial phase. In-vitro findings suggest that coagulopathy and disturbances in fibrinolysis have a pivotal role in the pathophysiology. Pathophysiology In early stage of secondary dengue infections: ØRapid activation of complement system which interacts at the endothelial cell to produce increased vascular permeability Increased vascular permeability causes- plasma leakage,haemoconcentration,hypovolaemia,tissue hypoxia ,acidosis. zWhole Dengue virus is used for detection of antibody. Fever (Hyperthermia) Care Plan, Drugs, Diagnosis, Intervention. Causes a spectrum of illnesses. It is characterized by fever, rashes, severe headache, pain behind eyes, pain in muscle and joints, enlarged lymph nodes, Fever lasts for 2-7 days; Myalgia and break bone fever ( deep bone pain) is the characteristic of Dengue fever; Classical dengue fever is self-limited. Dengue virus is transmitted by … pathophysiology of hemorrhagic shock ppt február 28, 2021. Some viral hemorrhagic fevers can also be spread from person to person. Dengue fever (DF) is a disease caused by the dengue virus, family Flaviviridae, the genus is a flavivirus. Symptoms of Dengue hemorrhagic fever are fever that lasts from 2 to 7 days, Vomiting blood, Drowsiness, Bleeding from nose or gums. Most common spread of Typhoid Fever Fecal- Oral route is the most common way of spreading typhoid fever. The disease is not transmitted directly from human to human, but through the intercession through mosquito bites. However, ECs are semi-professional antigen-presenting cells, triggering T-cell costimulation and specific immune-cell activation. These include the Ebola and Marburg, Lassa fever, and yellow fever viruses. The incubation period is usually 3 to 7 days, with symptom resolution within 10 days. Visit BMJ Learning to complete the full module: Subscribe to … How is it transmitted? Overview. Description Typhoid fever otherwise known as enteric fever, is an acute illness associated with fever caused by Salmonella typhi bacteria. The five year average cases of dengue is 185,008; five year average deaths is 732; and five year average Case Fatality Rate is 0.39 (2012-2016 data). There are four different serotypes of dengue … Dengue Virus Pathogenesis: an Integrated View. AETIOLOGY,PATHOPHYSIOLOGY AND DIAGNOSIS OF DENGUE INFECTION DR LEE OI WAH PEG. Typical dengue: fever, rash, body aches lasting about a week. Dengue hemorrhagic fever is a disease caused by dengue viruses (arboviruses) that enters the body through the bite of the mosquito Aedes aegypti (Suriadi & Yuliani, 2001). During infections, pathogens are known to invade the EC barrier and modulate vascular permeability. Pathophysiology and treatment of fever in adults - UpToDate. Plasma leakage and intrinsic coagulopathy are the pathological hall marks in dengue haemorrhagic fever (DHF). Dengue hemorrhagic fever can occur when someone is bitten by a mosquito or exposed to blood infected with the dengue virus. These pain relievers can increase the risk of dengue fever bleeding complications. One patient had dengue hemorrhagic fever with hemiparesis, and MRI of the brain revealed multiple hemorrhagic foci in the left parietal and temporal lobe. This is the largest such outbreak reported from India, indicating a serious resurgence of dengue virus infection. Viral hemorrhagic fevers are spread by contact with infected animals or insects. Clinical manifestations include hepatic dysfunction, renal failure, coagulopathy, and shock. This helps you give your presentation on Dengue Fever in a conference, a school lecture, a business proposal, in a webinar and business and professional representations.. Fever (Hyperthermia) Care Plan, Drugs, Diagnosis, Intervention. The clinical manifestations range from asymptomatic infection to undifferentiated fever, dengue fever and dengue hemorrhagic fever (DHF). Children looked tired, and lethargic. The typical signs of Dengue Fever include a high fever with no localizing source of infection on physical examination. Symptoms of Dengue hemorrhagic fever are fever that lasts from 2 to 7 days, Vomiting blood, Drowsiness, Bleeding from nose or gums. Pathophysiology Dengue hemorrhagic fever is a severe, potentially deadly infection spread by some mosquitos. Overview. DENV Dengue virus DF Dengue fever DHF Dengue hemorrhagic fever ELISA Enzyme-linked immunosorbent assay HLA Human leukocyte antigen ICU Intensive care unit Ig Immunoglobulin IgG Immunoglobulin G IgM Immunoglobulin M km Kilometer NS1 Non-structural protein one RT-PCR Reverse transcriptase – polymerase chain reaction Despite efforts to elucidate the pathogenesis of dengue fever, the progression into severe disease remains poorly understood. Uncategorized No Comments No Comments Dengue has no treatment but the disease can be early managed. Wadia Hospital for Children, Parel, Mumbai-400012, India E-mail: irashah@pediatriconcall.com; Tel. Unformatted text preview: VIRAL HEMORRHAGIC FEVERS OMARI B.G. Annually, 100 million cases of dengue fever and half a million cases of DHF occur worldwide. Patients with DHF/DSS have fever, hemorrhagic manifestations along with thrombocytopenia and hemoconcentration. Dengue virus infection may remain asymptomatic or manifest as nonspecific viral infection to life threatening dengue hemorrhagic fever (DHF)/dengue shock syndrome (DSS). But if you have dengue fever, you should avoid other OTC pain relievers, including aspirin, ibuprofen (Advil, Motrin IB, others) and naproxen sodium (Aleve). DENGUE FEVER Ppt by: BARIRA FAREED, PHARM D 4TH YR, 170512882007, SVCP. A viral hemorrhagic fever is an alternate theory of the cause of the Black Death and the Plague of Justinian. Physical examination for Dengue Hemorrhagic Fever (DHF) 1. Occasionally petechia are present. PERUBATAN UD54 ... of the dengue syndrome Asymptomatic Undifferentiated fever No h'rage Unusual hemorrhage Dengue Fever DHF I & II DSS Dengue Hemorrhagic Fever ( plasma leakage) Symptomatic Dengue virus Infection ... Dengue ppt Md Kabiul Akhter Ali. chikungunya fever, another vector-borne virus disease of similar epidemiology and overlapping distribution in much of Asia and the Pacific (see Table 2.1). Dengue fever is a disease that is caused by one of four dengue viruses. Thrombocytopenia in Dengue: Interrelationship between Virus and the Imbalance between Coagulation and Fibrinolysis and Inflammatory Mediators. INTRODUCTION — Yellow fever is a mosquito-borne viral hemorrhagic fever with a high case-fatality rate. The exact pathophysiology of Chikungunya virus remains to be investigated. E - Dengue fever.ppt - Dengue Fever History of Dengue The origins of the word dengue are not clear but one theory is that it is derived from the Swahili ... and sequential infections put people at greater risk for dengue hemorrhagic fever (DHF) and dengue shock syndrome (DSS). As both cell tropism and tissue tropism of DENV are considered major determinants in the pathogenesis of dengue, there is a critical need for adequate tropism assays, animal models, and human autopsy data. Dengue is one of the most common causes of fever in returning travelers. zWhole Dengue virus is used for detection of antibody. Children looked tired, and lethargic. Dengue fever presentation 1. The over-the-counter (OTC) drug acetaminophen (Tylenol, others) can help reduce muscle pain and fever. A viral hemorrhagic fever is a possible cause of the Plague of Athens during the Peloponnesian War. Bull WHO 1980;58:1-21. There are actually four dengue clinical syndromes: 1.Undifferentiated fever; 2.Classic dengue fever; 3.Dengue hemorrhagic fever, or DHF; and 4.Dengue shock syndrome, or DSS. ... Ppt Dengue Fever Powerpoint Presentation Free To Download Id 3cbbe9 Zwuxn . Comprehensive Guidelines for Prevention and Control of Dengue and Dengue Haemorrhagic Fever vii Dengue fever is the fastest emerging arboviral infection spread by Aedes mosquitoes with major public health consequences in over 100 tropical and sub-tropical countries in South-East Asia, the Western Pacific and South and Central America. Dengue fever is an arboviral infection spread by the Aedes mosquito with a wide spectrum of presentations encompassing simple flu-like illness to hemorrhagic manifestations. The dengue virus is transmitted by mosquitoes. : 91-22-23693509 Dengue fever (DF) is endemic in India and causes dengue fever, its severe form dengue Dengue hemorrhagic fever (DHF): Learn or refresh your memory on the 'Pathophysiology of fever' with this 2D animated explainer. Pathophysiology Dengue hemorrhagic fever is a severe, potentially deadly infection spread by some mosquitos. Viral hemorrhagic fevers (VHFs) are a group of illnesses caused by four families of viruses. Epistaxis and gum bleeding occur infrequently Dengue Hemorrhagic Fever Liver is usually palpable early in the febrile phase and varies in size from just palpable to 2-4 cm below the costal margin Liver size is not usually The critical stage of the disease course is reached at the end of the febrile phase . Viral hemorrhagic fevers are spread by contact with infected animals or insects. Dengue Hemorrhagic Fever and Dengue Shock Syndrome Some patients with dengue fever go on to develop dengue hemorrhagic fever (DHF), a severe and sometimes fatal form of the disease. The initial phase of DHF is similar to that of dengue fever and other febrile viral illnesses. Mostly adults and older children are affected, II. Dengue fever is a disease that is caused by one of four dengue viruses. Infected mosquitoes are … Grade 3: Children's restless, anxious, very tired, moist clammy skin. PowerPoint is the world's most popular presentation software which can let you create professional Dengue Fever powerpoint presentation easily and in no time. zDetects both IgG and IgM zSensitivity 98.7% and specificity 82% zBoth tests are used at Field level The second patient had dengue fever followed by … In addition to dengue hemorrhagic fever, they include yellow fever, Lassa fever, Ebola hemorrhagic fever and Rift Valley fever. There were very few studies carried out on dengue patients in the adult population. PLoS Med 2009; 6:e1000171. The number of annual infections varies widely and mortality can range from less than 1 percent of those infected with hemorrhagic fever with renal syndrome to nearly 90 percent of people who develop Ebola. Answer : Dengue Haemorrhagic Fever Reasons Fever Hemorrhagic manifestations – Nose Bleeding Low platelet count (100,000/mm 3 or less) Elevated hematocrit ( >20% then normal for male ) B ) Answer : NS1 antigen Test - to detect NS1 antigen Serological Test using ELISA – To Detect Antibody( Ig M and Ig G ) C ) Answer : 1.
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