Diseases, Conditions, Syndromes

Brazil launches dengue vaccination amid outbreak

Brazil launched a dengue fever immunization campaign Friday, becoming the first country in the world to provide the vaccine through its public health system as it deals with a surge in cases.

Diseases, Conditions, Syndromes

Brazil on dengue fever alert ahead of carnival

Sao Paulo opened an emergency operations center Tuesday to deal with a surge in dengue fever cases that has hit Brazil and South America just as millions of tourists arrive for carnival celebrations.

Diseases, Conditions, Syndromes

Brazil sees dengue cases quadruple ahead of vaccine drive

The number of dengue fever cases in Brazil since January 1 is four times higher than the same period last year, government data showed Saturday, ahead of the launch of a vaccination campaign.

Diseases, Conditions, Syndromes

Brazil to launch vaccination campaign as dengue surges

Brazil will start a vaccination campaign against dengue fever in February, authorities said, as a sharp rise in cases of the potentially deadly disease raised fears of a runaway outbreak.

Diseases, Conditions, Syndromes

What is Disease X? How scientists are preparing for the next pandemic

The term "Disease X" was coined years ago as a way of getting scientists to work on medical countermeasures for unknown infectious threats—novel coronaviruses like the one that causes COVID-19, for example—instead of ...

Diseases, Conditions, Syndromes

WHO declares end to Marburg virus outbreak in Equatorial Guinea

The UN's health agency on Thursday declared an end to a nearly four-month epidemic of Marburg virus in Equatorial Guinea, saying the disease, a cousin of Ebola, had caused 35 confirmed or suspected deaths.

Diseases, Conditions, Syndromes

Congo fever outbreak kills one in Namibia

A man in Namibia has died of Crimean-Congo hemorrhagic fever, prompting the country to declare an outbreak of the viral tick-borne disease, the government said on Wednesday.

Diseases, Conditions, Syndromes

Tanzania says five dead in Marburg virus outbreak

A mysterious disease that killed five people in Tanzania has been identified as Marburg hemorrhagic fever, a cousin of Ebola, the health ministry said on Tuesday.

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The viral hemorrhagic fevers (VHFs) are a diverse group of animal and human illnesses that are caused by four distinct families of RNA viruses: the families Arenaviridae, Filoviridae, Bunyaviridae, and Flaviviridae. All types of VHF are characterized by fever and bleeding disorders and all can progress to high fever, shock and death in many cases. Some of the VHF agents cause relatively mild illnesses, such as the Scandinavian nephropathia epidemica, while others, such as the African Ebola virus, can cause severe, life-threatening disease.

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