Information received on 16/12/2020 from Dr Davide Lecchini, Chief Veterinary Officer, Directorate General for Veterinary Health and Veterinary MedicinalProducts (DGSAF), Ministry of Health, ROME, Italy
Summary
Report type Follow-up report No. 3
Date of start of the event 12/11/2020
Date of confirmation of the event 20/11/2020
Report date 16/12/2020
Date submitted to OIE 16/12/2020
Reason for notification Recurrence of a listed disease
Date of previous occurrence 26/01/2018
Manifestation of disease Clinical disease
Causal agent Highly pathogenic influenza A virus
Serotype H5N8
Nature of diagnosis Clinical, Laboratory (basic), Necropsy
This event pertains to the whole country
Related reports Immediate notification (21/11/2020)
Follow-up report No. 1 (27/11/2020)
Follow-up report No. 2 (04/12/2020)
Follow-up report No. 3 (16/12/2020)
New outbreaks (2)
Outbreak 1 (HPAIWB_9_2020_VE) Campagnia Lupia valle filingheri / 2, Venezia, Veneto
Date of start of the outbreak 04/12/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Other
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Common Teal:Anas crecca(Anatidae) 2
Affected population Virus detected in two captured common teals (Anas crecca) sampled intra vitam has been characterized as the H5N8 subtype.
Outbreak 2 (HPAIWB_6_2020_VE) Jesolo, Venezia, Veneto
Date of start of the outbreak 07/12/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Other
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Greater White-fronted Goose:Anser albifrons(Anatidae) 1 1
Affected population The goose tested positive for the highly pathogenic avian influenza H5N8 virus.
Summary of outbreaks Total outbreaks: 2
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Common Teal:Anas crecca(Anatidae) 2
Greater White-fronted Goose:Anser albifrons(Anatidae) 1 1
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Common Teal:Anas crecca(Anatidae) ** ** ** **
Greater White-fronted Goose:Anser albifrons(Anatidae) ** ** ** **
*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
Control measures
Measures applied
Vaccination permitted (if a vaccine exists)
No treatment of affected animals
Measures to be applied
No other measures
Diagnostic test results
Laboratory name and type Species Test Test date Result
Experimental Zooprophylactic Institute (IZS), Venezie - Padova (National laboratory) Common Teal polymerase chain reaction (PCR) 10/12/2020 Positive
Experimental Zooprophylactic Institute (IZS), Venezie - Padova (National laboratory) Greater White-fronted Goose polymerase chain reaction (PCR) 10/12/2020 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.