Low pathogenic avian influenza (poultry),
South Africa
Information received on 21/02/2019 from Dr Bothle Michael Modisane, Chief Director , Department of Agriculture, Forestry and Fisheries, Animal Production and Health, PRETORIA, South Africa
Summary
Report type Immediate notification
Date of start of the event 01/02/2019
Date of confirmation of the event 20/02/2019
Report date 20/02/2019
Date submitted to OIE 21/02/2019
Reason for notification Recurrence of a listed disease
Date of previous occurrence 23/04/2018
Manifestation of disease Sub-clinical infection
Causal agent Low pathogenic avian influenza virus
Serotype H7N2
Nature of diagnosis Laboratory (advanced)
This event pertains to a defined zone within the country
New outbreaks (1)
Outbreak 1 (LPAI_H7N2_2019_001) LPAI_H7N2_2019_001, Letsemeng, Free State
Date of start of the outbreak 01/02/2019
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 4372 75 0 1 0
Affected population Commercial ostriches
Summary of outbreaks Total outbreaks: 1
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 4372 75 0 1 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Birds 1.72% 0.00% 0.00% 0.02%
*Removed from the susceptible population through death, destruction and/or slaughter
Epidemiology
Source of the outbreak(s) or origin of infection
  • Unknown or inconclusive
Epidemiological comments Coordinates modified to protect confidentiality as required by South African Legislation.
Control measures
Measures applied
  • Movement control inside the country
  • Screening
  • Traceability
  • Quarantine
  • Vaccination prohibited
  • No treatment of affected animals
Measures to be applied
  • No other measures
Diagnostic test results
Laboratory name and type Species Test Test date Result
Agricultural Research Council - Onderstepoort Veterinary Research (OIE Reference Laboratory) Birds polymerase chain reaction (PCR) 20/02/2019 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations