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2024-11-23 10:27:13


OIE: Highly pathogenic avian influenza, Saudi Arabia
submited by kickingbird at Mar, 2, 2018 8:56 AM from OIE

Information received on 01/03/2018 from Dr Ali Al Doweriej, Director General of Veterinary Health and Monitoring Department, Veterinary Health and Monitoring Department, Ministry of Environment, Water and Agriculture, RIYADH, Saudi Arabia
Summary
Report type Follow-up report No. 4
Date of start of the event 19/12/2017
Date of confirmation of the event 20/12/2017
Report date 01/03/2018
Date submitted to OIE 01/03/2018
Reason for notification Recurrence of a listed disease
Date of previous occurrence 29/01/2008
Manifestation of disease Clinical disease
Causal agent Highly pathogenic avian influenza virus
Serotype H5N8
Nature of diagnosis Laboratory (advanced)
This event pertains to a defined zone within the country
Related reports Immediate notification (22/12/2017)
Follow-up report No. 1 (02/01/2018)
Follow-up report No. 2 (16/01/2018)
Follow-up report No. 3 (13/02/2018)
Follow-up report No. 4 (01/03/2018)
New outbreaks (7)
Outbreak 1 Dhurma, Dhurma, AR RIYAD
Date of start of the outbreak 06/01/2018
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 93000 30000 30000 63000 0
Outbreak 2 Thadiq, Thadiq, AR RIYAD
Date of start of the outbreak 06/01/2018
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 64300 1200 1200 63100 0
Outbreak 3 Al Kharj, Al Kharj, AR RIYAD
Date of start of the outbreak 04/02/2018
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 150000 500 500 149500 0
Outbreak 4 Al Kharj, Al Kharj, AR RIYAD
Date of start of the outbreak 15/02/2018
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 57000 1800 1800 55200 0
Outbreak 5 Al Kharj, Al Kharj, AR RIYAD
Date of start of the outbreak 15/02/2018
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 24510 1000 1000 23510 0
Outbreak 6 Al Kharj, Al Kharj, AR RIYAD
Date of start of the outbreak 15/02/2018
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 65000 3000 3000 62000 0
Outbreak 7 Al Kharj, Al Kharj, AR RIYAD
Date of start of the outbreak 16/02/2018
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 44000 200 200 43800 0
Summary of outbreaks Total outbreaks: 7
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 497810 37700 37700 460110 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Birds 7.57% 7.57% 100.00% 100.00%
*Removed from the susceptible population through death, destruction and/or slaughter
Epidemiology
Source of the outbreak(s) or origin of infection
  • Unknown or inconclusive
Control measures
Measures applied
  • Vaccination prohibited
  • No treatment of affected animals
Measures to be applied
  • Movement control inside the country
  • Surveillance outside containment and/or protection zone
  • Surveillance within containment and/or protection zone
  • Traceability
  • Quarantine
  • Official disposal of carcasses, by-products and waste
  • Stamping out
  • Disinfection
Diagnostic test results
Laboratory name and type Species Test Test date Result
Riyadh Veterinary Diagnostic Laboratory (National laboratory) Birds real-time PCR 23/02/2018 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
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