Hong Kong: Avian Influenza Report - VOLUME 5, NUMBER 52 - Reporting period: 20 to 26 December 2009 (Week 52) (edited)

[Giuseppe]

Hong Kong: Avian Influenza Report - VOLUME 5, NUMBER 52 - Reporting period: 20 to 26 December 2009 (Week 52) (edited)

[Source Full PDF Document: LINK. EDITED.]

Avian Influenza Report - VOLUME 5, NUMBER 52 - Reporting period: 20 to 26 December 2009 (Week 52)


Summary

1. The latest case of avian influenza H5N1 in humans occurred in Egypt (confirmed by WHO on December 21).
2. In the past few years, about 100 cases of human AI infection were confirmed by the WHO annually, except 2008 where there were only 44 cases confirmed. This year (as of December 12), there have been 50 cases confirmed.
3. Cases occurred in the Western Pacific, South-East Asia and Eastern Mediterranean WHO regions. More cases were reported around January to March each year.

This week?s update

[Confirmed human cases (deaths) [Source: WHO] - Wild birds/poultry reports [Source: OIE] (as of 26 Dec 2009)]

• This week
  • Hong Kong -0 (0) - 0
  • Outside HK - 1 (0) - 0
  • Affected countries:
    • Egypt ... - ...
      • Details: Egypt: A 21-year-old female from the El Tanta District of Gharbia Governorate was hospitalized with H5N1. She is in a stable condition. (Dec 21, WHO)
• Cumulative since Nov. 2003
• Hong Kong - 0 - 2009: 16 dead birds confirmed H5N1 positive θ
• Outside HK - 447 (263) - ...
• Affected countries - 15 * - 62#

(θ) For further information, please visit the web site of AFCD： (LINK)
(*) The 15 affected countries included Azerbaijan, Bangladesh, Cambodia, 17 provinces in China (Anhui, Beijing, Fujian, Guangdong, Guangxi, Guizhou, Hubei, Hunan, Jiangsu, Jiangxi, Liaoning, Shandong, Shanghai, Shanxi, Sichuan, Xinjiang, Zhejiang), Djibouti, Egypt, Indonesia, Iraq, Laos, Myanmar, Nigeria, Pakistan, Thailand, Turkey and Vietnam.
(#) Details of the OIE reported cases in poultry/wild birds: LINK


[Table 1. - WHO confirmed human cases of avian influenza A (H5N1) since 2003 by onset date of the cases (as of 26 Dec 2009) ? (Cases - Deaths - Case Fatality Rate)]

• 2003 - 4 - 4 - 100%
• 2004 - 46 - 32 - 69.6%
• 2005 - 98 - 43 - 43.9%
• 2006 - 115 - 79 - 68.7%
• 2007 - 88 - 59 - 67.0%
• 2008 - 44 - 33 - 75%
• 2009 - 52 - 13 - 25%
• Overall Cases - 447 - 263 - 58.8%

(?) Further breakdown by countries is available at the government website ?Prevention of Avian Influenza? (LINK)


[Table 2. - Countries/areas affected by highly pathogenic avian influenza in the past 6 months (as of 26 Dec 2009)]
[WHO Region - Date of last report by WHO / OIE - Countries - In the past 6 months, H5N1 has affected]

• Western Pacific
  • 2009-12-16 - Vietnam - Human, Poultry
  • 2009-06-04 - China (Qinghai) - Poultry, Wild birds
  • 2009-08-10 - Mongolia - Wild birds
• South-East Asia
  • 2009-12-18 - Cambodia - Human
  • 2009-07-14 - Bangladesh - Poultry
  • 2009-01-22 - Indonesia& - Poultry
• Eastern Mediterranean
  • 2009-12-21 - Egypt& - Human
• Europe
  • 2009-11-05 - Russia - Wild birds
  • 2009-10-13 - Spain - Poultry
• Africa
  • 2009-10-16 - Cote d'Ivoire - Wild birds
  • 2009-03-03 - Nigeria& - Poultry
• The Americas
  • ... - ... -...

(&) The World Organisation for Animal Health (OIE) has reported that avian influenza H5N1 is endemic in poultry in these countries.


[Table 3. - WHO confirmed human cases of H5N1 since 2003 (as of 26 Dec 2009)]
[Country - Cumulative no. of cases (December 2003 to December 2009) - No. of recent cases (September to December 2009)]

• Azerbaijan - 8 - 0
• Bangladesh - 1 - 0
• Cambodia - 9 - 1
• China - 38 - 0
• Djibouti - 1 - 0
• Egypt - 90 - 5
• Indonesia - 141 - 0
• Iraq - 3 - 0
• Laos - 2 - 0
• Myanmar - 1 - 0
• Nigeria - 1 - 0
• Pakistan - 3 - 0
• Thailand - 25 - 0
• Turkey - 12 - 0
• Vietnam - 112 - 1
• Overall - 447 - 7

[Table 4. - Details of the recent WHO confirmed human cases of H5N1 (Sep to Dec 09) (as of 26 Dec 2009)]
[Date of report by WHO - Country - District - Province - Sex - Age - Outcome]

• 21/12/09 - Egypt - El Tanta - Gharbia - F - 21 - Alive
• 18/12/09 - Cambodia - Ponhea Kreak - Kampong Cham - M - 57 - Alive
• 11/12/09 - Vietnam - Dien Bien Phu - Dien Bien - M - ... - Fatal
• 27/11/09 - Egypt - Minia - Minia - M - 3 - Alive
• 20/11/09 - Egypt - Sedy Beshir - Alexandria - M - 21 - Alive
• 24/09/09 - Egypt - Tahrer - Behira - F - 1 - Alive
• 24/09/09 - Egypt - Alexandria - Alexandria - M - 13 - Alive

Avian Influenza Report is a weekly report produced by the Respiratory Disease Office of the Centre for Health Protection as part of the Government?s Preparedness Plan for Influenza Pandemic in Hong Kong. This report aims to highlight important international developments on avian influenza preparedness and control and to monitor global avian influenza activity in humans and birds.

(σ) Sources: World Health Organization (WHO); World Organisation for Animal Health (OIE)

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