Arizona Reports First Human Cases of Bird Flu in Pinal County
For the first time, Arizona health officials have confirmed human cases of bird flu. Two individuals in Pinal County tested positive for the H5 avian influenza virus after working with infected poultry at a commercial facility, according to the Arizona Department of Health Services (AZDHS). Both individuals experienced mild symptoms, received treatment, and have fully recovered.
Background on Bird Flu in Arizona
The confirmed human cases follow previous detections of avian influenza in Arizona’s poultry. On November 15, bird flu was reported at a commercial farm in Pinal County. Later in the month, it was also detected in a backyard poultry flock in Maricopa County. While bird flu infections in humans are rare, exposure to infected birds or their environments can lead to transmission.
The Arizona cases are part of a broader national outbreak of the highly pathogenic H5N1 strain. Health officials emphasize there is no evidence of human-to-human transmission in these cases, and the risk to the general public remains low.
How Bird Flu Affects Humans
Most human cases of bird flu result from direct contact with infected animals or their contaminated environments. The virus can enter the body through the eyes, nose, mouth, or inhalation of viral particles. Symptoms in humans can range from mild respiratory issues to severe conditions like pneumonia, multi-organ failure, and, in rare cases, death.
Both Arizona cases involved workers at a commercial poultry facility, underscoring the importance of protective measures for those in close contact with birds. “Proper protective equipment and hygiene are essential to minimize risks,” AZDHS stated in a news release.
Ongoing Monitoring and Mitigation Efforts
The detection of human cases in Arizona comes amid increased scrutiny of avian influenza nationwide. In addition to affecting poultry, the virus has been detected in dairy cows in other states, prompting the U.S. Department of Agriculture to initiate a National Milk Testing Strategy. Testing will begin in six states starting December 16.
This year alone, bird flu has infected 57 people across the U.S., with the majority of cases reported in California. However, no cases of person-to-person transmission have been documented in the country, health officials confirm.
Public Health Advisory
While the current risk to the general public is low, health officials urge individuals to avoid contact with sick or dead birds and their environments. Those who work with poultry or other birds should follow strict safety protocols, including wearing protective gear and practicing good hygiene.
“Arizona’s first human cases of bird flu highlight the importance of vigilance and preventive measures in managing zoonotic diseases,” said an AZDHS representative. “By taking appropriate precautions, we can minimize the risk of further infections.”
As Arizona continues to monitor the situation, residents are encouraged to report any unusual bird deaths to local authorities and to seek medical attention if they experience symptoms after contact with birds.
References
- 1st human bird flu cases reported in Arizona – Fox10 Phoenix – (Accessed on 07, 2024)
- Health officials confirm first human cases of bird flu in Arizona – AZ Family – (Accessed on 07, 2024)
- Arizona sees first case of human bird flu in Pinal County, health officials report – ABC 15 – (Accessed on 07, 2024)
- Health officials report 1st Arizona cases of bird flu in humans – Ktar – (Accessed on 07, 2024)
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