Influenza A virus subtype H1N2v
| Influenza A virus | |
|---|---|
Virus classification 
| |
| (unranked): | Virus |
| Realm: | Riboviria |
| Kingdom: | Orthornavirae |
| Phylum: | Negarnaviricota
|
| Class: | Insthoviricetes |
| Order: | Articulavirales |
| Family: | Orthomyxoviridae |
| Genus: | Alphainfluenzavirus |
| Species: | Influenza A virus
|
Influenza A virus subtype H1N2v is a variant of the flu virus, H1N2.[1][2] Most reported cases have resulted in mild upper respiratory tract symptoms.[3]
Signs and symptoms
Clinical features are typically of mild upper respiratory tract symptoms.[3]
Epidemiology
Between 2005 and November 2023, there have been around 50 reported cases of H1N2v in humans worldwide.[4] It has generally affected children.[1] Most have been reported in the United States.[5] Others have included Brazil and Vietnam.[6] In November 2023, the UK reported its first case in a human.[7]
References
- ^ ISBN 978-0-323-56890-6.
- ^ "Variant Influenza Viruses in Humans | CDC". www.cdc.gov. CDC. 9 August 2022. Retrieved 28 November 2023.
- ^ ISBN 978-0-323-55027-7.
- ^ "UKHSA detects human case of influenza A(H1N2)v". GOV.UK. Retrieved 27 November 2023.
- ^ "Influenza A(H1N2)v-United States of America". www.who.int. WHO. 11 August 2023. Retrieved 28 November 2023.
- ISBN 978-1-68108-845-7.
- ^ "UKHSA detects human case of influenza A(H1N2)v". GOV.UK. Retrieved 28 November 2023.
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