Avian Influenza H5N2: A Comprehensive Overview

Subtype and Host Range

WEB H5 N2 is a subtype of the species Influenzavirus A avian influenza virus or bird flu virus. The subtype infects a wide variety of birds, including chickens.

First Human Case and Outbreak

WEB The infection, the world's first laboratory-confirmed human case of the H5N2 bird flu variant, comes as the United States battles outbreaks of avian influenza.

Circulation and Spread

WEB A study describing the continuous circulation of low pathogenicity avian influenza H5N2 viruses in Mexico and spread to...

Types and Epidemiology

WEB Highly Pathogenic and Low Pathogenic Avian Influenza A Viruses. There are four types of influenza flu viruses.

Global Impact

WEB It was the first laboratory-confirmed human case of infection with an influenza AH5N2 virus globally and the first avian H5 virus reported in a...

Disease Characteristics

WEB Avian influenza or bird flu refers to the disease caused by infection with avian bird influenza flu Type A viruses.

Human Health Implications

WEB Human infection with avian influenza AH5N1 virus. Between 25 March 2022 and 31 March 2022, no new cases of human infection with avian...

Zoonosis Potential

WEB This update covers avian influenza viruses AIV with zoonotic potential occurring worldwide, ie.

Global Surveillance and Control

WEB Highly pathogenic avian influenza HPAI H5N1 activity has intensified globally since 2021, increasingly causing mass mortality in...

Reservoir and Transmission

WEB Avian influenza virus AIV remains a global threat with waterfowl serving as the primary reservoir from which viruses spread to other hosts.