Classical Swine Fever In Croatia

CROATIA - This is follow up report No.5 via OIE on the Classical Swine Fever outbreak in domestic pigs in Croatia.

24 November 2006

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Information received on 16 November 2006 from Dr Mate Brstilo, Director of the Veterinary Administration, Ministry of Agriculture and Forestry, Zagreb:

End of previous report period: 30 October 2006 (see Disease Information, 19 [44], 763, dated 2 November 2006).

End of this report period: 15 November 2006.

Identification of agent: classical swine fever virus.

Date of first confirmation of the event: 19 July 2006.

Date of start of the event: 17 July 2006.

Clinical disease: yes.

Nature of diagnosis: clinical, post-mortem and laboratory.

New outbreak:

First admini- strative division (county)	Lower admini- strative division	*Type of epide-miolo-gical unit*	*Name of the location*	*Date of start of the outbreak*	*Spe-cies*	*Number of animals in the outbreak*
						susce -ptible	*cases*	*deaths*	dest- royed	slaugh- tered
Osjecko-baranjska	Erdut	farm	Lipovaca-Prkos	7 Nov. 2006	sui	5,314	15	2	5,312	0

Description of affected population: a farm which is a dislocated production unit of the farm at Lipovaca-Prkos where the disease was confirmed on 20 October 2006 (see Disease Information, 19 [44], 763, dated 2 November 2006). Clinical signs and dying of pigs were noticed only in one unit, consisting of 156 pregnant sows. The virus was introduced through the movements of farm workers.

Diagnosis:

*Laboratory where diagnostic tests were performed*	*Species examined*	*Diagnostic test used*	*Date*	*Result*
Croatian Veterinary Institute, Zagreb	sui	ELISA⁽¹⁾	11 Nov. 2006	positive

Source of outbreak or origin of infection: fomites (humans, vehicles, feed, etc.).

Control measures undertaken:

- stamping out;

- quarantine;

- movement control inside the country;

- screening;

- zoning;

- disinfection of infected premises/establishment(s).

Treatment of affected animals: no.

Vaccination prohibited: yes.

Other details/comments: twelve out of 50 samples taken from different pig categories in the affected farm were positive for classical swine fever virus.

Final report: no.

(1) ELISA: enzyme-linked immunosorbent assay