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Highly pathogenic avian influenza

Final update date March 22, 2019

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Please refer to this (City of Yokohama, Environmental Planning Bureau City Zoo Division) for information on highly pathogenic avian influenza in dead birds in Yokohama.

Prevention of Avian influenza infection

Keep away from birds, don't touch them!

Avian influenza is an infection caused by the influenza virus that spreads from birds to birds. Except in special cases, such as close contact with infected birds, it is generally considered not to infect humans. In addition, no cases of bird flu infecting humans from wild birds have been reported in Japan.
You don't have to worry too much in your daily life, but be careful of the following just in case.

◆If you find a weakened or dead bird, do not touch it directly.
◆If so, wash your hands as soon as possible.
Also, when going abroad, be careful not to approach birds because there are areas where bird flu is occurring. For more information, see "For those traveling abroad."

Even if bird flu occurs in birds, chickens and birds bred in homes and schools are not immediately dangerous. For birds, keep them properly and try to manage the health of the breeder. (How to interact with wild birds October 2017 Ministry of the Environment website) (outside site)

Highly pathogenic avian influenza

(1)Infection with highly pathogenic avian influenza

  • Highly pathogenic avian influenza refers to avian influenza caused by a specific virus that has a high mortality rate in infected chickens. It is transmitted directly from birds to birds or through water, excrement, etc.
  • Basically, it is an infectious disease transmitted from birds to birds, and usually does not infect humans.However, close contact with infected birds (inhaling powdered dung, chicken dung and internal organs) Cases of human infection have been reported abroad due to viruses entering the nose through hands that have been touched).
  • In rare cases, when infected with a person, symptoms such as influenza (high fever of 38 ° C or higher, cough, etc.) and diarrhea have been reported. It can cause systemic symptoms such as dyspnea and multiple organ failure.
  • It has not been reported worldwide that humans become infected with the bird flu virus by eating chicken and eggs.
  • Always wash your hands and try to manage your health.

(2)Cautions for Overseas Travel

Country / area where highly pathogenic avian influenza is prevalent in poultry (chicken, duck, quail, etc.) (Ministry of Agriculture, Forestry and Fisheries website (external site)) or country / area where patients with bird flu have been confirmed (Ministry of Health, Labor and Welfare) If you are traveling to the homepage (external site), check the latest information on the homepage, etc., and be careful not to stop by markets and breeding grounds that handle living birds

For those who breed birds

Even if bird flu occurs in Japan, it does not mean that chickens and birds bred in homes and schools are immediately dangerous. If you keep it properly, you will not have to worry more than necessary.

(1)Main symptoms (for birds)

  • Symptoms such as sudden loss of appetite, loss of energy, upside down wings and nourishing the neck appear. I sometimes die suddenly.

(2)Prevention method

[For birds]

  • Observe the health of birds on a daily basis and be careful of any of the above symptoms. If you have any abnormal symptoms, consult a veterinary clinic.
  • Clean the breeding hut regularly and dispose of it properly, such as preventing excrement from leaking.
  • Prevent birds from entering breeding huts and drinking fountains.
  • Let's not leave it free.

[For breeders, etc.]

  • When you touch birds or their excrement, be sure to wash your hands.
  • If you have flu-like symptoms (high fever of 38 ° C or higher, cough, etc.), consult a medical institution as soon as possible.

Inquiries and Consultation Services

  • Environmental Planning Bureau Agriculture Promotion Division TEL045-711-0636 FAX045-721-3656
    ※If you are a small number of poultry farmers and poultry (chicken, duck, quail, pheasant, daicho, turkey, turkey), and you find any abnormalities in the birds, please contact the animal hospital or the Kanagawa Prefectural Animal Health Center (telephone 046-238-9111). (Kanagawa homepage)"Avian influenza information") (outside site)

(2)Thing about birds (pets) bred at home

(3)Things about wild birds

(4)Things related to food (chicken, eggs)

(5)Thing about highly pathogenic avian influenza (human health)

Related websites

Inquiries to this page

Health and Social Welfare Bureau Health and Safety Department Health and Safety Division

Telephone: 045-671-2463

Telephone: 045-671-2463

Fax: 045-664-7296

Email address: [email protected]

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