Avian influenza (AI) is a highly contagious viral infection of wild and domestic birds worldwide. Avian influenza viruses are classified as low pathogenic avian influenza (LPAI) or highly pathogenic (HPAI), based on their pathogenicity in domestic chickens.

Avian influenza (AI) is a viral infection that affects primarily domestic poultry and pet, zoo, and wild birds. In domestic poultry, AI viruses are typically of low pathogenicity (LPAI), causing subclinical infections, respiratory disease, or decreased egg production.

Highly pathogenic avian influenza (HPAI) is rapidly fatal for poultry. Sudden onset of HPAI and high death rates are common among all poultry (except ducks and geese). In chickens, HPAI signs often include respiratory (gasping) and digestive (extreme diarrhea) signs followed by …

LPAI-infected poultry usually don't show any signs of illness. If they do, you may see mild to severe respiratory distress, lack of energy and appetite, decreased egg production, and diarrhea. Avian influenza viruses spread through direct, bird-to-bird contact.

Jan 24, 2025 · Avian influenza spreads like other flu viruses. Most often, a person has the virus on their hands and then touches their nose or eyes. To date, transmission to humans has been primarily to individuals with increased risk of occupational exposure – people who work with bird populations or in dairy barns, etc. – or to immunosuppressed people ...

Dec 7, 2022 · 7 Symptoms of Avian Flu in Chickens. Every chicken raiser should identify the symptoms of Avian Flu in their flock and then seek a cure for this infection before it kills their birds. Here are the seven common signs of Avian Flu in chickens – Lack of Appetite. Loss of appetite is one of the common symptoms of Avian Flu in chickens. Chickens ...

May 11, 2023 · In this article, we will explore the various symptoms exhibited by chickens infected with avian flu, discuss identification methods, delve into the health risks involved, and highlight preventive measures to safeguard poultry populations.

It is also common for a flock infected with a mild form to show no symptoms at all. The highly pathogenic form causes facial swelling, blue combs and wattles, dehydration, and respiratory distress. Infected birds may have blood-tinged discharge from the nostrils.

Jun 11, 2024 · Infected poultry may show respiratory distress, lethargy, neurologic signs, and sudden death. Examination of outdoor birds should be conducted in isolation, with thorough disinfection protocols. Indoor birds may be at lower risk but should be evaluated based on owner's exposure to outdoor birds. Reducing Transmission Risk:

Avian influenza, or “bird flu,” is a respiratory disease of birds caused by influenza A viruses. Wild birds, such as ducks, gulls, and shorebirds, can carry and spread these viruses but may show no signs of illness. However, avian influenza can kill domestic poultry (such as chickens, turkeys, ducks, and geese).