Low pathogenic avian influenza (poultry) H7N9, Hong Kong (SAR - PRC) (OIE, February 12 2014): Virus isolation obtained

[Giuseppe]

[Source: OIE, full page: (LINK). Edited.]


Low pathogenic avian influenza (poultry) H7N9, Hong Kong (SAR - PRC)


Information received on 12/02/2014 from Dr Thomas Sit, Chief Veterinary Officer / Assistant Director (Inspection & Quarantine), Agriculture, Fisheries and Conservation Department, Hong Kong Special Administrative Region Government, Hong Kong , Hong Kong (SAR - PRC)

• Summary
  • Report type Follow-up report No. 1
  • Date of start of the event 27/01/2014
  • Date of pre-confirmation of the event 27/01/2014
  • Report date 12/02/2014
  • Date submitted to OIE 12/02/2014
  • Reason for notification First occurrence of a listed disease
  • Manifestation of disease Sub-clinical infection
  • Causal agent Low pathogenic avian influenza virus
  • Serotype H7N9
  • Nature of diagnosis Laboratory (advanced)
  • This event pertains to the whole country
  • Related reports
    • Immediate notification (28/01/2014)
    • Follow-up report No. 1 (12/02/2014)
• Outbreaks
  • There are no new outbreaks in this report
• Epidemiology
  • Source of the outbreak(s) or origin of infection
    • Legal movement of animals
• Epidemiological comments
  • Surveillance and monitoring of local chicken farms have been stepped up.
  • So far, no H7 viruses were detected in samples taken from the local chicken farms in Hong Kong.
• Control measures
  • Measures applied
    • Stamping out
    • Quarantine
    • Movement control inside the country
    • Screening
    • Zoning
    • Disinfection of infected premises/establishment(s)
    • No vaccination
    • No treatment of affected animals
  • Measures to be applied
    • No other measures
• Diagnostic test results
  • Laboratory name and type ? Species ? Test - Test date ? Result
    • Tai Lung Veterinary Laboratory, Agriculture, Fisheries and Conservation Department (National laboratory) ? Birds - virus isolation - 10/02/2014 ? Positive
    • Centre of Influenza Research, School of Public Health, Li Ka Shing Faculty of Medicine, University of Hong Kong (Regional Reference Laboratory) ? Birds - gene sequencing - Pending
• Future Reporting
  • The event is continuing. Weekly follow-up reports will be submitted.

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