Health authorities in the U.S. are closely monitoring seven individuals who have developed influenza symptoms after being exposed to a Missouri bird flu patient, sparking concerns about potential human-to-human transmission of the infection.
According to the Centers for Disease Control and Prevention (CDC), none of the individuals have tested positive for avian influenza so far. However, further investigations are underway to determine if they have developed antibodies to the virus, which has been spreading among birds and dairy cows in the U.S.
Among the seven individuals, six were healthcare workers who had direct contact with the first confirmed American case of bird flu, who had no prior exposure to sick animals. The seventh individual was a close household contact of the patient. All seven individuals exhibited mild respiratory symptoms following their exposure.
While one of the individuals tested negative for bird flu, the remaining individuals were not tested for active infections due to delays in identification. Over 100 healthcare workers were potentially exposed to the Missouri patient while they were hospitalized.
The CDC has emphasized that there is currently no evidence of unusual influenza activity in people, including in Missouri. Despite this, there have been a total of 14 reported cases of avian influenza in the U.S. in 2024, with the source of the Missouri infection still unknown.
In conclusion, the investigation into potential human-to-human transmission of bird flu is ongoing, with health authorities working diligently to track and contain the spread of the virus. The public is urged to remain vigilant and follow recommended safety guidelines to prevent further transmission of the infection.
This article is based on information provided by 2024 Bloomberg L.P. and distributed by Tribune Content Agency, LLC.
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US investigating potential human-to-human bird flu transmission (2024, September 30)
Retrieved 1 October 2024 from https://medicalxpress.com/news/2024-09-potential-human-bird-flu-transmission.html
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