Highly pathogenic avian influenza,
Czech Republic
Information received on 05/01/2017 from Dr Zbyněk Semerád, Director General, State Veterinary Administration, Veterinary Administration, Prague, Czech Republic
Summary
Report type Immediate notification
Date of start of the event 04/01/2017
Date of confirmation of the event 04/01/2017
Report date 05/01/2017
Date submitted to OIE 05/01/2017
Reason for notification First occurrence of a listed disease
Manifestation of disease Clinical disease
Causal agent Highly pathogenic avian influenza virus
Serotype H5N8
Nature of diagnosis Clinical, Laboratory (advanced), Necropsy
This event pertains to a defined zone within the country
Related reports Immediate notification (05/01/2017)
Follow-up report No. 1 (14/01/2017)
Follow-up report No. 2 (18/01/2017)
Follow-up report No. 3 (24/01/2017)
Follow-up report No. 4 (28/01/2017)
Follow-up report No. 5 (01/02/2017)
Follow-up report No. 6 (08/02/2017)
Follow-up report No. 7 (16/02/2017)
Follow-up report No. 8 (27/02/2017)
Follow-up report No. 9 (05/03/2017)
Follow-up report No. 10 (12/03/2017)
Follow-up report No. 11 (17/03/2017)
Follow-up report No. 12 (24/03/2017)
New outbreaks (2)
Outbreak 1 Moravský Krumlov, Znojmo, JIHOMORAVSKÝ
Date of start of the outbreak 04/01/2017
Outbreak status Resolved (12/03/2017)
Epidemiological unit Backyard
Affected animals
Species Susceptible Cases Deaths Destroyed Slaughtered
Birds 86 10 10 76 0
Outbreak 2 Ivancice, Brno Venkov, JIHOMORAVSKÝ
Date of start of the outbreak 04/01/2017
Outbreak status Resolved (12/03/2017)
Epidemiological unit Backyard
Affected animals
Species Susceptible Cases Deaths Destroyed Slaughtered
Birds 20 20 20 0 0
Summary of outbreaks Total outbreaks: 2
Total animals affected
Species Susceptible Cases Deaths Destroyed Slaughtered
Birds 106 30 30 76 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Birds 28.30% 28.30% 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
  • Contact with wild species
Epidemiological comments The affected population in one of the outbreaks was 73 laying hens, three geese, six ducks, three guinea fowls and one turkey. The affected population in the other outbreak was 20 turkeys, all dead. Both outbreaks are backyard holdings in contact with water wild birds.
Control measures
Measures applied
  • Movement control inside the country
  • Screening
  • Disinfection / Disinfestation
  • Quarantine
  • Stamping out
  • Zoning
  • 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
National Veterinary Laboratory, Prague (National laboratory) Birds agar-gel precipitation (AGP) test 04/01/2016 Positive
National Veterinary Laboratory, Prague (National laboratory) Birds haemagglutination (HA) test 04/01/2016 Positive
National Veterinary Laboratory, Prague (National laboratory) Birds intracerebral pathogenicity index (ICPI) test 04/01/2016 Positive
National Veterinary Laboratory, Prague (National laboratory) Birds pathogen isolation by egg inoculation 04/01/2016 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations