PRO/AH/EDR> Avian influenza (88): Americas (Brazil) wild bird, HPAI H5N1


A ProMED-mail post
ProMED-mail is a program of the
International Society for Infectious Diseases

Date: Tue 23 May 2023 12:30 PM
Source: Insider Paper, Agence France-Presse (AFP) report [edited]

Brazil, the world’s largest chicken exporter, has declared a
nationwide “animal health emergency” after confirming 8 cases of avian
flu in wild birds, authorities said.

The 180-day measure was announced Monday night [22 May 2023] by the
agriculture ministry. It said in a statement it aimed to “prevent (the
virus) from spreading to domesticated birds and commercial poultry
operations, as well as protect animals and human health.”

The measure comes after authorities confirmed 3 new bird flu cases
Monday [22 May 2023], bringing the total to 8 since the disease was
first detected in the country 2 weeks ago.

All the cases have been in wild birds. One was reported in the state
of Rio de Janeiro, and 7 in neighboring Espirito Santo, both in
Brazil’s southeast. The measure extends an already-enacted suspension
on expos and fairs involving birds.

Agriculture Minister Carlos Favaro said it would also “mobilize
resources” to take preventive measures to contain the virus.

Brazil, the world’s biggest chicken exporter last year [2022],
supplies around 35 percent of all poultry on the international

The current bird flu outbreak [in the Americas] began in Canada in
2021, then spread to the United States and Latin America.

There is no treatment for the disease, which is often deadly in both
wild and domesticated birds.

Avian influenza viruses do not typically infect humans, although there
have been rare cases.

Industry group ABPA said the cases would not affect Brazil’s exports,
given that no infections have been registered in commercial

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