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Low pathogenic avian influenza (poultry) H7N9, China (People's Rep. of) (OIE, May 7 2014): Chikens Positive at LBMs in Guangdong, Fujian, Ningxia

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  • Low pathogenic avian influenza (poultry) H7N9, China (People's Rep. of) (OIE, May 7 2014): Chikens Positive at LBMs in Guangdong, Fujian, Ningxia

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


    Low pathogenic avian influenza (poultry) H7N9, China (People's Rep. of)


    Information received on 07/05/2014 from Dr Zhang Zhongqui, Director General , China Animal Disease Control Centre, Veterinary Bureau, Ministry of Agriculture, Beijing, China (People's Rep. of)
    • Summary
      • Report type Follow-up report No. 16
      • Date of start of the event 04/04/2013
      • Date of pre-confirmation of the event 04/04/2013
      • Report date 06/05/2014
      • Date submitted to OIE 07/05/2014
      • Reason for notification New strain of a listed disease
      • Manifestation of disease Sub-clinical infection
      • Causal agent Low pathogenic avian influenza virus
      • Serotype H7N9
      • Nature of diagnosis Laboratory (basic), Laboratory (advanced)
      • This event pertains to the whole country
      • Related reports
        • Immediate notification (04/04/2013)
        • Follow-up report No. 1 (05/04/2013)
        • Follow-up report No. 2 (10/04/2013)
        • Follow-up report No. 3 (16/04/2013)
        • Follow-up report No. 4 (22/04/2013)
        • Follow-up report No. 5 (24/04/2013)
        • Follow-up report No. 6 (26/04/2013)
        • Follow-up report No. 7 (05/05/2013)
        • Follow-up report No. 8 (09/05/2013)
        • Follow-up report No. 9 (21/05/2013)
        • Follow-up report No. 10 (16/01/2014)
        • Follow-up report No. 11 (26/01/2014)
        • Follow-up report No. 12 (11/02/2014)
        • Follow-up report No. 13 (28/02/2014)
        • Follow-up report No. 14 (07/03/2014)
        • Follow-up report No. 15 (21/03/2014)
        • Follow-up report No. 16 (06/05/2014)

    • New outbreaks (4)
      • Outbreak 1 - Live bird market, Boluo, Huizhou, GUANGDONG
        • Date of start of the outbreak 22/04/2014
        • Outbreak status Continuing (or date resolved not provided)
        • Epidemiological unit Not applicable
        • Affected animals: Species – Susceptible – Cases – Deaths – Destroyed – Slaughtered
          • Birds - … - 1 – 0 – 0 – 0
          • Affected population: 195 samples (all chickens) were collected according to the national surveillance plan and one sample was confirmed positive.

      • Outbreak 2 - Live bird market, Litong District, Wuzhong, NINGXIA
        • Date of start of the outbreak 25/04/2014
        • Outbreak status Continuing (or date resolved not provided)
        • Epidemiological unit Not applicable
        • Affected animals: Species – Susceptible – Cases – Deaths – Destroyed – Slaughtered
          • Birds - … – 1 – 0 – 0 – 0
          • Affected population: 90 samples (80 chicken samples and 10 environment samples) were collected according to the national surveillance plan and one was confirmed positive by the National Reference Laboratory.

      • Outbreak 3 - Haixia live bird market, Fuzhou, FUJIAN
        • Date of start of the outbreak 25/04/2014
        • Outbreak status Continuing (or date resolved not provided)
        • Epidemiological unit Not applicable
        • Affected animals: Species – Susceptible – Cases – Deaths – Destroyed – Slaughtered
          • Birds - … – 2 – 0 – 0 – 0
          • Affected population: 120 samples (including 50 chicken samples, 50 duck samples and 20 enviroment samples) were collected according to the national surveillance plan and 2 chicken samples were tested positive.

      • Outbreak 4 - Gaoqi live bird market, Xiaomen, FUJIAN
        • Date of start of the outbreak 25/04/2014
        • Outbreak status Continuing (or date resolved not provided)
        • Epidemiological unit Not applicable
        • Affected animals: Species – Susceptible – Cases – Deaths – Destroyed – Slaughtered
          • Birds - … – 1 – 0 – 0 – 0
          • Affected population: 126 samples (40 chicken samples, 60 duck samples and 26 environment samples) were collected according to the national surveillance plan and one was confirmed positive by the National Reference Laboratory.

    • Summary of outbreaks
      • Total outbreaks: 4
        • Total animals affected: Species – Susceptible – Cases – Deaths – Destroyed - Slaughtered
          • Birds - … – 5 – 0 – 0 – 0

        • Outbreak statistics: Species - Apparent morbidity rate - Apparent mortality rate - Apparent case fatality rate - Proportion susceptible animals lost*
          • Birds – ** – ** - 0.00% – **
          • *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

    • Control measures
      • Measures applied
        • Stamping out
        • Movement control inside the country
        • Screening
        • Zoning
        • Disinfection of infected premises/establishment(s)
        • Dipping / Spraying
        • 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
        • Harbin veterinary research institute, Chinese academy of agricultural sciences (OIE’s Reference Laboratory) - Birds - gene sequencing - 06/05/2014 – Positive
        • Harbin veterinary research institute, Chinese academy of agricultural sciences (OIE’s Reference Laboratory) - Birds - reverse transcription - polymerase chain reaction (RT-PCR) - 06/05/2014 – Positive

    • Future Reporting
      • The event is continuing. Weekly follow-up reports will be submitted.

    -
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  • #2
    Re: Low pathogenic avian influenza (poultry) H7N9, China (People's Rep. of) (OIE, May 7 2014): Chikens Positive at LBMs in Guangdong, Fujian, Ningxia

    What does this mean?

    "Reason for notification: New strain of a listed disease"


    A new strain really?

    Comment


    • #3
      Re: Low pathogenic avian influenza (poultry) H7N9, China (People's Rep. of) (OIE, May 7 2014): Chikens Positive at LBMs in Guangdong, Fujian, Ningxia

      Originally posted by sharon sanders View Post
      What does this mean?

      "Reason for notification: New strain of a listed disease"


      A new strain really?
      The same nomenclature used in all previous follow-up reports...

      Comment

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