OIE: Highly pathogenic avian influenza, Czech Republic

Information received on 22/06/2007 from Mr Josef Vitásek, Director of the Department of Animal Health and Welfare, Department for Protection of Health and Animal Welfare, Ministry of Agriculture , PRAGUE, Czech Republic

Summary

Report type Immediate notification
Start date 19/06/2007
Date of confirmation of event 21/06/2007
Report date 22/06/2007
Date submitted to OIE 22/06/2007
Reason for notification Reoccurrence of a listed disease
Date of previous occurrence 06/2006
Manifestation of disease Clinical disease
Causal agent Highly pathogenic avian influenza virus
Serotype H5N1
Nature of diagnosis Clinical, Laboratory (basic), Laboratory (advanced)
Report pertains to Defined zone within the country

New outbreaks

Summary of outbreaks Total outbreaks: 1
Outbreak Location
  • PARDUBICKY (Tisova, Usti nad Orlici)
Total animals affected
Species Susceptible Cases Deaths Destroyed Slaughtered
Birds 6000 3000 1800 4200 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible removed*
Birds 50.00% 30.00% 60.00% 100.00%
* Removed from the susceptible population either through death, destruction or slaughter

Epidemiology

Source of infection
  • Unknown or inconclusive
Epidemiological comments First outbreak of HPAI in domestic birds

Control measures

Measures already applied
  • Movement control inside the country
  • Screening
  • Disinfection of infected premises/establishment(s)
  • Quarantine
  • Stamping out
  • Control of wildlife reservoirs
  • Zoning
  • Vaccination prohibited
  • No treatment of affected animals
Measures to be applied
  • None specified

Diagnostic test results

Laboratory name and type State Veterinary Institute (SVI), Prague (National laboratory)
Tests and results
Species Test Test date Result
Birds gene sequencing 21/06/2007 Positive
Birds reverse transcription – polymerase chain reaction (RT-PCR) 21/06/2007 Positive