• Bird Flu update for 02-13-2025

  • Feb 13 2025
  • Length: 3 mins
  • Podcast

Bird Flu update for 02-13-2025

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  • Summary

  • As of the last 48 hours, the bird flu, specifically the H5N1 and H5N9 strains, continues to be a significant public health and animal health concern in the United States and globally.

    In the U.S., the H5N1 bird flu outbreak has been ongoing since March 2024, with recent developments indicating its widespread impact. The virus has infected over 900 herds and resulted in 67 human cases, including one death, primarily among individuals with job-related exposures to infected animals such as farmers, poultry workers, and animal care personnel[2][3][5].

    A recent outbreak in California involved a rare strain of H5N9 bird flu discovered on a duck farm, marking the first confirmed H5N9 case in poultry in the United States. This incident has prompted comprehensive epidemiological investigations and enhanced surveillance by the USDA and other health agencies[2].

    The Centers for Disease Control and Prevention (CDC) continues to monitor the situation closely, emphasizing that while the current public health risk to the general public remains low, individuals with specific exposures to infected animals are at increased risk. The CDC has been actively engaged in a coordinated response, including funding state and local health departments, characterizing the virus, and providing guidance on prevention and mitigation strategies such as the use of personal protective equipment (PPE) and post-exposure prophylaxis with antiviral medications[3].

    In New York, Governor Kathy Hochul has announced additional measures to prevent the spread of highly pathogenic avian influenza (HPAI) in poultry. This includes a temporary closure of live bird markets in New York City and several surrounding counties, along with mandatory cleaning, disinfection, and quarantine procedures following detections of HPAI in seven live bird markets[4].

    Globally, H5 bird flu remains widespread in wild birds and continues to cause outbreaks in poultry and other animals. The CDC and international health authorities are vigilant in their surveillance and response efforts to mitigate the risk of human infections and potential pandemic scenarios[1][3].

    Despite the low current risk to the general public, health experts stress the importance of continued monitoring and adherence to biosecurity measures, particularly for those in high-risk occupations. There is ongoing preparation for potential vaccination programs should the risk to public health increase[3][5].

    In summary, while the bird flu situation is being closely monitored and managed, it remains a significant public health concern, especially for those with direct exposure to infected animals. Ongoing surveillance, enhanced biosecurity measures, and preparedness activities are crucial in mitigating the spread and potential impact of the virus.
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