Announcement

**Mary Wilson** · July 30, 2023, 09:01 PM

Avian Influenza Report

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 29

Reporting period: July 16, 2023 – July 22, 2023 (Week 29) (Published on July 25, 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 July 22, 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, one confirmed human case of avian influenza A(H5N6) from Guangxi Zhuang Autonomous Region was reported by the National Health Commission (NHC). Since 2014 (as of July 24, 2023), there were 86 human cases of avian influenza A(H5N6) reported globally and 85 of them occurred in Mainland China. The latest case was reported on July 24, 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 July 14, 2023.

This week’s highlights

(Sources: WHO, NHC, Mainland health authorities, Ministry of Agriculture of the People’s Republic of China, Centre for Health Protection (CHP) and World Organisation for Animal Health (OIE))

Table 1. Hong Kong: Confirmed human cases of avian influenza A(H5N1 / H5N6 / H7N9) since previous issue of AIR

Table 2. Outside Hong Kong: Confirmed human cases of avian influenza A(H5N1 / H5N6 / H7N9) since previous issue of AIR

Table 3. Confirmed human cases of avian influenza A(H5N1) reported to WHO / NHC since 2003 (by onset date) §

https://www.chp.gov.hk/files/pdf/2023_avian_influenza_report_vol19_wk29.pdf

**Mary Wilson** · August 1, 2023, 02:17 PM

Avian Influenza Report

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 30

Reporting period: July 23, 2023 – July 29, 2023 (Week 30) (Published on Aug 1, 2023)

...
Table 7. Confirmed human cases of avian influenza A infections other than avian influenza A(H5N1 / H5N6 / H7N9) reported in the past 6 months (as of July 31, 2023)

Place of occurrence

No. of cases (No. of deaths)

Details

In this reporting period

-

0(0)

-

Previously reported cases (onset/ reported in the past 6 months)

Mainland China

6(1)

Avian influenza A(H3N8):  Guangdong Province:

 A 56-year-old woman with onset on February 22, 2023.

Avian influenza A(H9N2):

 JiangxiProvince:
-  A 3-year-old girl with onset on January 31, 2023.
-  A 7-month-old boy with onset on May 1, 2023.
 HunanProvince:

 A 2-year-old boy with onset on February

5, 2023.

 SichuanProvince:
 A 6-year-old girl with onset on May 30,

2023.
 Guangxi Zhuang Autonomous Region:
 A 59-year-old man with onset on June

22, 2023.

https://www.chp.gov.hk/files/pdf/202...vol19_wk30.pdf

**Mary Wilson** · August 30, 2023, 09:16 PM

Avian Influenza Report

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 34

Reporting period: Aug 20, 2023 – Aug 26, 2023 (Week 34) (Published on Aug 29, 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 Aug 26, 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, one confirmed human case of avian influenza A(H5N6) in Chongqing Municipality was reported by the National Health Commission (NHC). Since 2014 (as of Aug 26, 2023), there were 87 human cases of avian influenza A(H5N6) reported globally and 86 of them occurred in Mainland China. The latest case was reported on August 23, 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 July 14, 2023. ...

https://www.chp.gov.hk/files/pdf/202...vol19_wk34.pdf

**Mary Wilson** · September 6, 2023, 02:40 PM

Avian Influenza Report

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 35

Reporting period: Aug 27, 2023 – Sep 2, 2023 (Week 35) (Published on Sep 5, 2023)

https://www.chp.gov.hk/files/pdf/2023_avian_influenza_report_vol19_wk35.pdf

**Mary Wilson** · September 13, 2023, 06:04 PM

Avian Influenza Report

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 36

Reporting period: Sep 3, 2023 – Sep 9, 2023 (Week 36) (Published on Sep 12, 2023)

https://www.chp.gov.hk/files/pdf/2023_avian_influenza_report_vol19_wk36.pdf

Announcement

China - Avian Influenza (weekly) Report - Centre for Health Protection Department of Health

China - Avian Influenza (weekly) Report - Centre for Health Protection Department of Health

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