OIE: Highly pathogenic avian influenza, South Africa

OIE: Highly pathogenic avian influenza, South Africa
submited by kickingbird at Feb, 1, 2012 23:31 PM from OIE

Information received on 01/02/2012 from Dr Bothle Michael Modisane, Chief Director , Department of Agriculture, Forestry and Fisheries, Animal Production and Health, PRETORIA, South Africa

Summary

Report type	Immediate notification
Start date	19/12/2011
Date of first confirmation of the event	09/01/2012
Report date	01/02/2012
Date submitted to OIE	01/02/2012
Reason for notification	Reoccurrence of a listed disease
Date of previous occurrence	21/10/2011
Manifestation of disease	Sub-clinical infection
Causal agent	Highly pathogenic avian influenza virus
Serotype	H7N1
Nature of diagnosis	Laboratory (advanced)
This event pertains to	the whole country

New outbreaks

Summary of outbreaks

Total outbreaks: 1

Location(s)

WESTERN CAPE PROVINCE (HPAI_H7_001, Hessequa)

Total animals affected

Species	Susceptible	Cases	Deaths	Destroyed	Slaughtered
Birds	12278	1028	0	0	0

Outbreak statistics

Species	Apparent morbidity rate	Apparent mortality rate	Apparent case fatality rate	Proportion susceptible animals lost*
Birds	8.37%	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	Unknown or inconclusive
Epidemiological comments	Commercial ostriches found to be seropositive for H7N1 during routine surveillance for HPAI.

Control measures

Measures applied	Quarantine Movement control inside the country Screening Vaccination prohibited No treatment of affected animals
Measures to be applied	No other measures

Diagnostic test results

Laboratory name and type

Agricultural Research Council - Onderstepoort Veterinary Institute (ARC ? OVI) (National laboratory)

Tests and results

Species	Test	Test date	Result
Birds	haemagglutination inhibition test (HIT)	31/01/2012	Positive

Laboratory name and type

Deltamune (Private Laboratory)

Tests and results

Species	Test	Test date	Result
Birds	haemagglutination inhibition test (HIT)	09/01/2012	Positive

Future Reporting

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

See Also:

http://www.oie.int

Latest news in those days:

USCDC Confirms Human Cases of H5 Bird Flu Among Colorado Poultry Workers 1 days ago
GISAID: H5N1 Bird Flu Circulating in Dairy Cows in the United States 2 days ago
USCDC: Colorado Reports Three Presumptive Positive H5 Cases in Poultry Workers 4 days ago
USCDC: A(H5N1) Bird Flu Response Update, July 12, 2024 5 days ago
Avian flu: increased vigilance recommended 6 days ago

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