1 / 20

Avian Flu H5N1

Avian Flu H5N1. ERIC 吳玟晏 90121347 JANE 呂嘉心 90122214. What is the Avian Flu?. A contagious disease. (only between birds) Lately, a subtype crossed the species barrier to infect human. Domestic poultry: High pathogenic (fatal, internal organs severely injured, within 48 hours)

trumanf
Download Presentation

Avian Flu H5N1

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. Avian Flu H5N1 ERIC 吳玟晏 90121347 JANE 呂嘉心 90122214

  2. What is the Avian Flu? • A contagious disease. (only between birds) • Lately, a subtypecrossed the species barrier to infect human. • Domestic poultry: • High pathogenic (fatal, internal organs severely injured, within 48 hours) • Low pathogenic (mild symptoms like ruffled feathers, a drop in egg production)

  3. Which viruses cause highly pathogenic disease? • Influenza A viruses have 16 H subtypes and 9 N subtypes. (H and N) • H5 and H7 subtypes are known to cause the highly pathogenic form of the disease. • When they can circulate in poultry populations, they can mutate, and grow unto a pathogenic form.

  4. Sources of the Avian Flu • Avian Flu is infectious disease of birds caused by type A strains of the influenza virus. The disease, which was first identified in Italy more than 100 years ago, occur worldwide. • 1918 outbreaks in Italy, a Pandemic, the virus was H1N1.

  5. Risks • First, if the virus can break the barrier between birds and human beings, it will cause very severe disease. • Second, if given enough opportunities, it will change into a form that is highly infectious for humans and spreads easily from person toperson. Then it will start a global outbreak (a pandemic.)

  6. A Timeline of A.F. • 1996 = Highly pathogenic H5N1 virus is isolated from a farmed goose in Guangdong. • 1997 = Human infections with H5N1 reported in Hong Kong. • 2003 ~ = An outbreak in Asia in mid-2003 (some cases are unreported)

  7. A History Chart of A.F.

  8. Cumulative Number of Confirmed Human Cases of Avian Influenza A/(H5N1) Reported to WHO Total number of cases includes number of deaths.WHO reports only laboratory-confirmed cases. 9 December 2005

  9. References • 世界衛生組織禽流感專頁http://www.who.int/csr/disease/avian_influenza/en/

  10. Transmission Animalto human Human to human Environment to human

  11. Animal to human • Touching diseased birds • Handling fighting cocks • Playing with poultry • Eating undercooked poultry

  12. Environment to human • Droppings from poultry, migratory birds, etc. • Our situation

  13. Human to human • Rarely reported • Possibility in global influenza pandemic

  14. Whether bird flu comes to Taiwan or not • To come or not? Or When it comes? • Migratory birds • Outbreak of bird flu • What we can do? --Avoid migratory --Keep hands clean

  15. A Correct Way to Wash Your Hands

  16. Remember the correct steps in washing your hands?      Soap Your hand Wet your hand Wash really well Rinse your hand Use paper towel

  17. Sources of information • Internet website www.cdc.gov www.who.int www.epic.gov.sg www.info.gov.hk

  18. Bird flu hotline • 1922 • 0800-024-582 • 177

  19. Take Care !

More Related