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Two cases of bird flu are detected in poultry workers in England

BMJ 2023; 381 doi: (Published 17 May 2023) Cite this as: BMJ 2023;381:p1132
  1. Jacqui Wise
  1. Kent

How does the transmission of avian influenza from birds to humans change the risks to the general population? Jacqui Wise reports

What do we know about the cases?

The UK Health Security Agency (UKHSA) says influenza A (H5) has been detected in two people who had recently worked on an infected poultry farm in England.1 Neither experienced any symptoms of avian influenza and both have since tested negative on polymerase chain reaction swabs. The first person is likely to have had contamination of the nose from inhaling material on the farm. The second person is thought to be a more complicated case and it is not yet clear whether they also inhaled the virus while at work. These aren’t the first human cases in the UK. In January 2022 avian influenza was detected in a person in south west England who kept a large number of birds …

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