OIE: A/H1N1 influenza, Argentina

OIE: A/H1N1 influenza, Argentina
submited by kickingbird at Jun, 26, 2009 17:54 PM from OIE

Information received on 25/06/2009 from Dr Jorge Nestor Amaya, Presidente, Presidencia, SENASA, BUENOS AIRES, Argentina

Summary

Report type	Immediate notification
Start date	15/06/2009
Date of first confirmation of the event	24/06/2009
Report date	25/06/2009
Date submitted to OIE	25/06/2009
Reason for notification	Emerging disease
Morbidity	30 %
Mortality	0 %
Zoonotic impact	Se está investigando ya que la hipótesis indicaría que el origen fueron contactos humanos enfermos.
Causal agent	A/H1N1 influenza virus
Serotype	Other
This event pertains to	the whole country

New outbreaks

Summary of outbreaks

Total outbreaks: 1

Outbreak Location and Affected population

BUENOS AIRES (San Andrés de Giles, San Andrés de Giles) : A commercial pig farm with biosecurity measures in place and its own restocking system; a 4.5-hectares area. No other animal species in the farm. The distribution of the animals is as follows: 516 sows, 7 hogs, 2,900 castrated pigs, 58 young sows and 2,105 sucking pigs.

Total animals affected

Species	Susceptible	Cases	Deaths	Destroyed	Slaughtered
Swine	5586	1676	0	0	0

Outbreak statistics

Species	Apparent morbidity rate	Apparent mortality rate	Apparent case fatality rate	Proportion susceptible animals lost*
Swine	30.00%	0.00%	0.00%	0.00%

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

Epidemiology

Source of the outbreak(s) or origin of infection

Under investigation

Epidemiological comments

Between 7 and 9 June 2009, two workers of the farm showed flu signs, but they did not consult a doctor nor made diagnostic tests.
The farm has its own restocking system. The last entry of animals occurred in July 2008. The farm applies biosecurity measures and the animals only leave the farm for slaughter.
Since 24 June 2009, no clinical signs have been observed in the animals of that establishment.

Control measures

Measures applied	Quarantine Disinfection of infected premises/establishment(s) No vaccination No treatment of affected animals
Measures to be applied	No other measures

Diagnostic test results

Laboratory name and type

Malbrán Institute (National laboratory)

Tests and results

Species	Test	Test date	Result
Swine	reverse transcription - polymerase chain reaction (RT-PCR)	24/06/2009	Positive

Future Reporting

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

See Also:

http://www.oie.int

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