It kills up to 40% of patients: what is this new strain of hemorrhagic fever, due to a Nairovirus, discovered in Russia?

Researchers at Sechenov University in Moscow announced a disturbing discovery on Tuesday.

Russian scientists have discovered a new strain of Crimean-Congo hemorrhagic fever (CCHF), the Sechenov University press service told TASS on Tuesday.

“A new strain of Crimean-Congo hemorrhagic fever (CCHF) has been discovered in southern Russia”indicates Russian scientists in a study published on Tuesday, and quoted by the news agencies TASS and Ria Novosti.

Caused by a Nairobivirus

Led by researchers from Sechenov University (Moscow), the Stavropol Anti-Plague Research Institute, the Pasteur Research Institute of Epidemiology and Microbiology and the Central Research Institute of Epidemiology, this research concluded that there is a new strain of this common disease caused by a virus (Nairovirus) of the Bunyaviridae.

Transmitted to humans primarily by ticks and cattle, according to the World Health Organization (WHO), Crimean-Congo hemorrhagic fever can be transmitted from person to person through blood contact, secretions or other bodily fluids.

Epidemic waves

Spread in a number of countries in Africa, the Balkans, the Middle East and some Asian states, the virus is occasionally responsible for epidemic waves in Russia, which worry the authorities.

Sechenov University states that the main and most dangerous symptom of Crimean Congo hemorrhagic fever is internal bleeding.

Next, “the disease spreads rapidly; in severe cases, sudden liver or lung failure may occur after five days of illness”add the scientists.

The case fatality rate for Crimean-Congo hemorrhagic fever, against which there is no preventive vaccine for humans or animals, is revealed between “10 and 40%”reminds the WHO.

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