Lassa fever

Lassa fever is an acute viral haemorrhagic illness caused by Lassa virus a member of the arenavirus family of viruses. Direct contact with blood body fluids urine or stool of an infected patient can infect others.

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2 hours ago1547 11 Feb 2022 The first person in the UK has died of rare rat-borne virus Lassa fever in UK with two other cases being investigated.

. Lassa fever is caused by a single stranded RNA virus and is a disseminated systemic primary viral infection. Reverse transcription-polymerase chain reaction RT-PCR can be used in the early stage of disease. 1 day agoLassa fever is an acute viral haemorrhagic illness caused by the Lassa virus which can be serious and in some cases fatal.

A multimammate rat known also as the Mastomys rat infected with the virus does not become ill but can shed the virus in their urine and faeces. 2 hours agoThe World Health Organisation WHO described Lassa Fever as. It is a hemorrhagic virus which means it can cause bleeding although 8.

2 hours agoA patient has died after a third case of Lassa fever has been confirmed in the UK health officials say. Sierra Leone Liberia Ghana and Nigeria are most often affected. It has been known since the 1950s but the virus was not identified until 1969 when two.

For the majority of Lassa fever virus infections approximately 80 symptoms are mild and are undiagnosed. Surrounding regions are also at risk because the rodents that transmit the virus are very common throughout West through East Africa. Putting food away in rodent-proof containers and keeping the home clean help to discourage rodents from entering homes.

1 hour agoLassa fever is an acute viral haemorrhagic illness. Transmission of Lassa virus to humans occurs most commonly through ingestion or inhalation. Lassa fever outbreaks have occurred in Nigeria Liberia Guinea Togo Benin Ghana and Sierra Leone.

It occurs primarily in West Africa and is typically spreads by the urine or feces of Mastomys rats to humans. Lassa fever is an acute viral disease carried by a type of rat that is common in West Africa. Learn to Identify Lassa Fever While viral hemorrhagic fevers VHFs like Lassa fever are very serious they are not common in the US.

The UK Health Security Agency UKHSA said the person had died in Bedfordshire following the discovery of two cases of the Ebola-like virus in. 5 The prevalence of antibodies to the virus in the population is 8-52 in Sierra Leone 6 4-55 in Guinea 7 and 21 in Nigeria. Lassa fever is primarily zoonotic meaning it is transmitted from humans to animals.

Other lassa fever symptoms and signs Abdominal Pain Back Pain. The News Agency of Nigeria NAN reports that Lassa fever is a viral haemorrhagic fever transmitted by rats. It has been shown to be most effective when given early in the course of the illness.

It can be life-threatening. Primary transmission of the Lassa virus from its host to humans can be prevented by avoiding contact with Mastomys rodents especially in the geographic regions where outbreaks occur. Lassa fever is an animal-borne or zoonotic acute viral illness.

Signs and symptoms of Lassa fever typically occur 1-3 weeks after the patient comes into contact with the virus. Lassa fever is an acute viral haemorrhagic illness caused by Lassa virus a member of the arenavirus family of viruses Infections of. Although cases can occur at any time of the year in endemic countries there is a seasonal peak during February to late March.

Mastomys rodents shed the virus in urine and droppings and direct contact with these materials through touching soiled objects eating contaminated food or exposure to open cuts or sores can lead to infection. Lassa Fever is transmitted to people via contact with food or objects contaminated with rodent waste. It is endemic in parts of West Africa including Sierra Leone Liberia Guinea and Nigeria.

Lassa fever is most often diagnosed by using enzyme-linked immunosorbent serologic assays ELISA which detect IgM and IgG antibodies as well as Lassa antigen. Rats and their bodily fluids are the primary modes of. Ribavirin an antiviral drug has been used with success in Lassa fever patients.

Mild symptoms include slight fever general malaise and weakness and headache. 34 The main feature of fatal illness is impaired or delayed cellular immunity leading to fulminant viraemia. Neighboring countries are also at risk as the animal vector for Lassa virus the multimammate rat Mastomys natalensis is distributed throughout the region.

Cases have been imported to the US Germany Sweden and the United Kingdom. Lassa fever is one of the hemorrhagic fever viruses occurring in West Africa sub-regions in similar areas as Ebola virus. People usually become infected with Lassa virus through exposure to food or household items contaminated with urine or faeces of infected rats.

The Lassa fever virus causes Lassa fever. However it is important for healthcare providers to understand high consequence viruses like Lassa fever so they can appropriately diagnose and care for their patients.

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