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#Update: Increase in #Human #Infections with #Avian #Influenza #H7N9 Viruses During the 5th #Epidemic — #China, Oct. ‘16–Aug. 7 ‘17 (@CDCgov, edited)

Title : #Update: Increase in #Human #Infections with #Avian #Influenza #H7N9 Viruses During the 5th #Epidemic — #China, Oct. ‘16–Aug. 7 ‘17....

10 Nov 2016

Highly pathogenic #avian #influenza #H5N8, #Switzerland [infected #wildbirds] (#OIE, Nov. 10 ‘16)

 

Title: Highly pathogenic #avian #influenza #H5N8, #Switzerland [infected #wildbirds].

Subject: Avian Influenza, H5N8 subtype, epizootic in wild birds, Switzerland.

Source: OIE, full page: (LINK).

Code: [     ]

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Highly pathogenic avian influenza H5N8, Switzerland

Information received on 10/11/2016 from Mr Hans Wyss, Chief Veterinary Officer, Schwarzenburgstrasse 161, Swiss Federal Veterinary Office, LIEBEFELD BERNE, Switzerland

  • Summary
    • Report type Immediate notification
    • Date of start of the event 05/11/2016
    • Date of confirmation of the event 09/11/2016
    • Report date 10/11/2016
    • Date submitted to OIE 10/11/2016
    • Reason for notification Reoccurrence of a listed disease
    • Date of previous occurrence 02/2008
    • Manifestation of disease Clinical disease
    • Causal agent Highly pathogenic avian influenza virus
    • Serotype H5N8
    • Nature of diagnosis Laboratory (basic), Laboratory (advanced), Necropsy
    • This event pertains to a defined zone within the country
  • New outbreaks (1)
    • Outbreak 1 (HPAI_2016_1) - Lake Constance, Kreuzlingen, Kreuzlingen, THURGAU
      • Date of start of the outbreak 05/11/2016
      • Outbreak status Continuing (or date resolved not provided)
      • Epidemiological unit Not applicable
      • Affected animals: Species – Susceptible – Cases – Deaths – Destroyed – Slaughtered
        • Tufted Duck: Aythya fuligula (Anatidae) – … – 3 – 3 – 0 – 0
    • Summary of outbreaks
      • Total outbreaks: 1
        • Total animals affected: Species – Susceptible – Cases – Deaths – Destroyed – Slaughtered
          • Tufted Duck: Aythya fuligula (Anatidae) – … – 3 – 3 – 0 – 0
        • Outbreak statistics: Species - Apparent morbidity rate - Apparent mortality rate - Apparent case fatality rate - Proportion susceptible animals lost*
          • Tufted Duck: Aythya fuligula (Anatidae) – ** – ** - 100.00% – **
            • *Removed from the susceptible population through death, destruction and/or slaughter
            • **Not calculated because of missing information
  • Epidemiology
    • Source of the outbreak(s) or origin of infection
      • Unknown or inconclusive
  • Epidemiological comments
    • On Friday 4 November 2016, three tufted ducks (Aythya fuligula) were found dead at Lake Constance.
  • Control measures
    • Measures applied
      • Vaccination prohibited
      • No treatment of affected animals
    • Measures to be applied
      • Surveillance within containment and/or protection zone
      • Zoning
  • Diagnostic test results
    • Laboratory name and type – Species – Test - Test date – Result
      • Institute of Virology and Immunology (IVI) (National laboratory) - Tufted Duck - virus sequencing  09/11/2016 – Positive
      • Institute of Virology and Immunology (IVI) (National laboratory) - Tufted Duck - polymerase chain  reaction (PCR) - 09/11/2016 – Positive
      • National Reference Centre for Diseases of Poultry and Rabbits (NRGK) (National laboratory) - Tufted Duck - reverse transcription - polymerase chain reaction (RT-PCR) - 07/11/2016 – Positive
  • Future Reporting
    • The event is continuing. Weekly follow-up reports will be submitted.

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Keywords: OIE; Updates; H5N8; Avian Influenza; Wild Birds; Switzerlands.

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