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Avian Influenza Report is a weekly report produced by the Surveillance Division of the Communicable Disease Branch of the Centre for Health Protection. This report highlights global avian influenza activity in humans and birds.
VOLUME 19, NUMBER 46
Reporting period: Nov 12, 2023 – Nov 18, 2023 (Week 46) (Published on Nov 21, 2023)
Summary
Since the previous issue of Avian Influenza Report (AIR), there were no new human cases of avian influenza A(H7N9). Since March 2013 (as of Nov 18, 2023), there were a total of 1568 human cases of avian influenza A(H7N9) reported globally (all were reported in the seven waves between 2013 and September 2019). The latest case was reported on April 5, 2019.
* Since November 21, 2012, WHO only publishes information on human cases with avian influenza A(H5N1) infection in “Influenza at human – animal interface: Monthly Risk Assessment Summary”. Only cases of human infection with H5N1 involved in events that are unusual or associated with potential increased risks will be reported in Disease Outbreak News. The latest report was published in November, 2023. ...
VOLUME 19, NUMBER 46
Reporting period: Nov 12, 2023 – Nov 18, 2023 (Week 46) (Published on Nov 21, 2023)
Summary
Since the previous issue of Avian Influenza Report (AIR), there were no new human cases of avian influenza A(H7N9). Since March 2013 (as of Nov 18, 2023), there were a total of 1568 human cases of avian influenza A(H7N9) reported globally (all were reported in the seven waves between 2013 and September 2019). The latest case was reported on April 5, 2019.
- Since the previous issue of AIR, there were no new human cases of avian influenza A(H5N6). Since 2014 (as of Nov 18, 2023), there were 88 human cases of avian influenza A(H5N6) reported globally and 87 of them occurred in Mainland China. The latest case was reported on September 27, 2023.
- Since the previous issue of AIR, there were no new human cases of avian influenza A(H5N1). From 2013 to 2022, 0 to 145 confirmed human cases of avian influenza A(H5N1) were reported to the World Health Organization (WHO) annually (according to onset date).* The latest case was reported on October 9, 2023.
* Since November 21, 2012, WHO only publishes information on human cases with avian influenza A(H5N1) infection in “Influenza at human – animal interface: Monthly Risk Assessment Summary”. Only cases of human infection with H5N1 involved in events that are unusual or associated with potential increased risks will be reported in Disease Outbreak News. The latest report was published in November, 2023. ...
