Highly pathogenic avian influenza,
Italy
Information received on 23/01/2017 from Dr Silvio Borrello, Chief Veterinary Officer, Food Safety and Collegial Bodies for Health Protection, Ministère de la Santé, Department for Veterinary Public Health, Rome, Italy
Summary
Report type Immediate notification
Date of start of the event 20/01/2017
Date of confirmation of the event 21/01/2017
Report date 23/01/2017
Date submitted to OIE 23/01/2017
Date event resolved 23/03/2018
Reason for notification Recurrence of a listed disease
Date of previous occurrence 17/01/2015
Manifestation of disease Clinical disease
Causal agent Highly pathogenic avian influenza virus
Serotype H5N8
Nature of diagnosis Clinical, Laboratory (advanced)
This event pertains to a defined zone within the country
Related reports Immediate notification (23/01/2017)
Follow-up report No. 1 (24/01/2017)
Follow-up report No. 2 (26/01/2017)
Follow-up report No. 3 (03/02/2017)
Follow-up report No. 4 (08/02/2017)
Follow-up report No. 5 (16/02/2017)
Follow-up report No. 6 (17/02/2017)
Follow-up report No. 7 (24/02/2017)
Follow-up report No. 8 (01/03/2017)
Follow-up report No. 9 (03/03/2017)
Follow-up report No. 10 (17/03/2017)
Follow-up report No. 11 (30/03/2017)
Follow-up report No. 12 (03/04/2017)
Follow-up report No. 13 (11/04/2017)
Follow-up report No. 14 (13/04/2017)
Follow-up report No. 15 (31/05/2017)
Follow-up report No. 16 (21/07/2017)
Follow-up report No. 17 (28/07/2017)
Follow-up report No. 18 (31/07/2017)
Follow-up report No. 19 (03/08/2017)
Follow-up report No. 20 (07/08/2017)
Follow-up report No. 21 (10/08/2017)
Follow-up report No. 22 (19/08/2017)
Follow-up report No. 23 (25/08/2017)
Follow-up report No. 24 (31/08/2017)
Follow-up report No. 25 (07/09/2017)
Follow-up report No. 26 (15/09/2017)
Follow-up report No. 27 (02/10/2017)
Follow-up report No. 28 (12/10/2017)
Follow-up report No. 29 (20/10/2017)
Follow-up report No. 30 (27/10/2017)
Follow-up report No. 31 (10/11/2017)
Follow-up report No. 32 (23/11/2017)
Follow-up report No. 33 (01/12/2017)
Follow-up report No. 34 (07/12/2017)
Follow-up report No. 35 (22/12/2017)
Follow-up report No. 36 (23/01/2018)
Follow-up report No. 37 (09/03/2018)
Follow-up report No. 38 (16/03/2018)
Follow-up report No. 39 (28/03/2018)
Follow-up report No. 40 (02/08/2018)
New outbreaks (1)
Outbreak 1 (HPAI_VE_2017_1) Mira, VENEZIA, Veneto
Date of start of the outbreak 20/01/2017
Outbreak status Resolved (26/01/2017)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 20500 6000 600 19900 0
Affected population The positivity regards a commercial farm of fattening turkeys. Culling of 19900 turkeys has been completed on 26 January 2017 and all 20500 turkeys have been safely disposed of.
Summary of outbreaks Total outbreaks: 1
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 20500 6000 600 19900 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Birds 29.27% 2.93% 10.00% 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
Epidemiological comments Increase in the mortality rate was reported in the last 2-3 days.The NRL has sequenced HPAI subtype H5N8. A protection zone of 3 km and a surveillance zone of 10 km have been established.
Control measures
Measures applied
  • Movement control inside the country
  • Screening
  • Traceability
  • Surveillance within containment and/or protection zone
  • Zoning
  • Vaccination permitted (if a vaccine exists)
  • No treatment of affected animals
Measures to be applied
  • Disinfection
  • Stamping out
  • Official disposal of carcasses, by-products and waste
Diagnostic test results
Laboratory name and type Species Test Test date Result
Experimental Zooprophylactic Institute (IZSVe), PADOVA (National laboratory) Birds real-time PCR 21/01/2017 Positive
Experimental Zooprophylactic Institute (IZSVe), PADOVA (National laboratory) Birds virus sequencing 21/01/2017 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations