OIE: Highly pathogenic influenza A viruses (infection with) (non-poultry including wild birds), South Africa

OIE: Highly pathogenic influenza A viruses (infection with) (non-poultry including wild birds), South Africa
submited by kickingbird at Mar, 28, 2018 8:16 AM from OIE

Information received on 27/03/2018 from Dr Bothle Michael Modisane, Chief Director , Department of Agriculture, Forestry and Fisheries, Animal Production and Health, PRETORIA, South Africa

Summary

Report type	Follow-up report No. 20
Date of start of the event	30/06/2017
Date of confirmation of the event	30/06/2017
Report date	27/03/2018
Date submitted to OIE	27/03/2018
Reason for notification	New strain of a listed disease in the country
Causal agent	Highly pathogenic influenza A virus
Serotype	H5N8
Nature of diagnosis	Clinical, Laboratory (advanced)
This event pertains to	a defined zone within the country
Related reports	Immediate notification (24/07/2017) Follow-up report No. 1 (15/08/2017) Follow-up report No. 2 (22/08/2017) Follow-up report No. 3 (31/08/2017) Follow-up report No. 4 (05/09/2017) Follow-up report No. 5 (08/09/2017) Follow-up report No. 6 (15/09/2017) Follow-up report No. 7 (22/09/2017) Follow-up report No. 8 (29/09/2017) Follow-up report No. 9 (06/10/2017) Follow-up report No. 10 (17/10/2017) Follow-up report No. 11 (30/10/2017) Follow-up report No. 12 (13/11/2017) Follow-up report No. 13 (29/11/2017) Follow-up report No. 14 (08/01/2018) Follow-up report No. 15 (22/01/2018) Follow-up report No. 16 (02/02/2018) Follow-up report No. 17 (21/02/2018) Follow-up report No. 18 (01/03/2018) Follow-up report No. 19 (09/03/2018) Follow-up report No. 20 (27/03/2018)

New outbreaks (3)

Outbreak 1 (HPAI_H5N8_2017_167)

HPAI_H5N8_2017_167, City of Cape Town, Western Cape Province

Date of start of the outbreak

19/10/2017

Outbreak status

Continuing (or date resolved not provided)

Epidemiological unit

Backyard

Affected animals

Species	Susceptible	Cases	Deaths	Killed and disposed of	Slaughtered
Birds	2347	86	86	80	0

Affected population

Hobby geese and ducks

Outbreak 2 (HPAI_H5N8_2017_168)

HPAI_H5N8_2017_168, Sundays River Valley, Eastern Cape Province

Date of start of the outbreak

21/02/2018

Outbreak status

Continuing (or date resolved not provided)

Epidemiological unit

Other

Affected animals

Species	Susceptible	Cases	Deaths	Killed and disposed of	Slaughtered
Swift tern:Thalasseus bergii(Laridae)		2	2	0	0

Outbreak 3 (HPAI_H5N8_2017_169)

HPAI_H5N8_2017_169, Madibeng, North West Province

Date of start of the outbreak

11/03/2018

Outbreak status

Continuing (or date resolved not provided)

Epidemiological unit

Backyard

Affected animals

Species	Susceptible	Cases	Deaths	Killed and disposed of	Slaughtered
Birds	82	8	8	0	0

Affected population

Hobby Swans

Summary of outbreaks

Total outbreaks: 3

Total animals affected

Species	Susceptible	Cases	Deaths	Killed and disposed of	Slaughtered
Birds	2429	94	94	80	0
Swift tern:Thalasseus bergii(Laridae)		2	2	0	0

Outbreak statistics

Species	Apparent morbidity rate	Apparent mortality rate	Apparent case fatality rate	Proportion susceptible animals lost*
Birds	3.87%	3.87%	100.00%	7.16%
Swift tern:Thalasseus bergii(Laridae)	**	**	100.00%	**

*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	Screening Vaccination prohibited No treatment of affected animals
Measures to be applied	No other measures

Future Reporting

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

See Also:

http://www.oie.int/wahis_2/public/wahid.php/Reviewreport/Review?page_refer=MapFullEventReport&reportid=26230

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