OIE: Highly pathogenic avian influenza, Israel

Information received on 09/03/2012 from Dr Nadav Galon, Director, Veterinary Services and Animal Health, Ministry of Agriculture and Rural Development, BET DAGAN, Israel

Summary

Report type Immediate notification
Start date 07/03/2012
Date of first confirmation of the event 08/03/2012
Report date 09/03/2012
Date submitted to OIE 09/03/2012
Reason for notification Reoccurrence of a listed disease
Date of previous occurrence 07/04/2011
Manifestation of disease Clinical disease
Causal agent Highly pathogenic avian influenza virus
Serotype H5N1
Nature of diagnosis Suspicion, Clinical, Laboratory (advanced), Necropsy
This event pertains to a defined zone within the country

New outbreaks

Outbreak 1 (SHALWA) SHALWA, Ashkelon, HADAROM
Date of start of the outbreak 07/03/2012
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Village
Affected animals
Species Susceptible Cases Deaths Destroyed Slaughtered
Birds 11000 500 500
Affected Population 8-week-old turkeys. The flock is divided in three pens. Mortality was found in two pens.
Outbreak 2 HOLIT., Beer-sheva, HADAROM
Date of start of the outbreak 07/03/2012
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Village
Affected animals
Species Susceptible Cases Deaths Destroyed Slaughtered
Birds 40000 19000 10000
Affected Population 12-week-old turkeys. In one of the two pens there were 19,000 turkeys with very high morbidity and more than 50% mortality.
Summary of outbreaks Total outbreaks: 2
Total animals affected
Species Susceptible Cases Deaths Destroyed Slaughtered
Birds 51000 19500 10500
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Birds 38.24% 20.59% 53.85% **

* 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
Epidemiological comments The epidemiological investigation is ongoing.
Almost all the cases of H5N1 that have ever been in Israel occurred in March.

Control measures

Measures applied
  • Quarantine
  • Movement control inside the country
  • Zoning
  • Vaccination prohibited
  • No treatment of affected animals
Measures to be applied
  • Stamping out
  • Screening
  • Disinfection of infected premises/establishment(s)

Diagnostic test results

Laboratory name and type Avian Diseases Division, Kimron Veterinary Institute (National laboratory)
Tests and results
Species Test Test date Result
Birds polymerase chain reaction (PCR) 08/03/2012 Positive
Birds real-time PCR 08/03/2012 Positive
Birds real-time PCR 09/03/2012 Positive

Future Reporting

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