OIE: Highly pathogenic avian influenza, Italy

Information received on 23/01/2017 from Prof. Dr. Romano Marabelli, Chief Veterinary Officer, Secretary General, Ministry of 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
Reason for notification	Reoccurrence 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

Summary of outbreaks

Total outbreaks: 1

Outbreak Location

Total animals affected

Species	Susceptible	Cases	Deaths	Destroyed	Slaughtered
Birds	20500	6000	600

Outbreak statistics

Species	Apparent morbidity rate	Apparent mortality rate	Apparent case fatality rate	Proportion susceptible animals lost*
Birds	29.27%	2.93%	10.00%	**

* Removed from the susceptible population through death, destruction and/or slaughter;

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.

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 / Disinfestation Stamping out Official disposal of carcasses, by-products and waste

Laboratory name and type

Experimental Zooprophylactic Institute (IZSVe), PADOVA (National laboratory)

Tests and results