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2021-1-24 1:22:03


OIE: Low pathogenic avian influenza (H7, poultry), South Africa
submited by kickingbird at Nov, 27, 2020 9:44 AM from OIE

Information received on 23/11/2020 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. 1
Date of start of the event
04/08/2020
Date of confirmation of the event
13/08/2020
Report date
23/11/2020
Date submitted to OIE
23/11/2020
Reason for notification
New strain of a listed disease in the country
Causal agent
Low pathogenic avian influenza virus (undefined H7 virus)
Serotype
H7
Nature of diagnosis
Laboratory (advanced)
This event pertains to
a defined zone within the country
Related reports
Immediate notification (13/11/2020)
Follow-up report No. 1 (23/11/2020)
New outbreaks (8)

Outbreak 1 (AI_H7_2020_WCP_018)
AI_H7_2020_WCP_018, Oudtshoorn, Western Cape Province
Date of start of the outbreak
10/09/2020
Outbreak status
Continuing (or date resolved not provided)
Epidemiological unit
Farm
Affected animals
Species
Susceptible
Cases
Deaths
Killed and disposed of
Slaughtered
Birds
1269
28
0
0
0
Affected population
Commercial ostriches
Outbreak 2 (AI_H7_2020_WCP_012)
AI_H7_2020_WCP_012, Oudtshoorn, Western Cape Province
Date of start of the outbreak
16/09/2020
Outbreak status
Continuing (or date resolved not provided)
Epidemiological unit
Farm
Affected animals
Species
Susceptible
Cases
Deaths
Killed and disposed of
Slaughtered
Birds
248
37
0
0
0
Affected population
Commercial ostriches
Outbreak 3 (AI_H7_2020_WCP_013)
AI_H7_2020_WCP_013, Hessequa, Western Cape Province
Date of start of the outbreak
17/09/2020
Outbreak status
Continuing (or date resolved not provided)
Epidemiological unit
Farm
Affected animals
Species
Susceptible
Cases
Deaths
Killed and disposed of
Slaughtered
Birds
884
16
0
0
0
Affected population
Commercial ostriches
Outbreak 4 (AI_H7_2020_WCP_014)
AI_H7_2020_WCP_014, Hessequa, Western Cape Province
Date of start of the outbreak
22/09/2020
Outbreak status
Continuing (or date resolved not provided)
Epidemiological unit
Farm
Affected animals
Species
Susceptible
Cases
Deaths
Killed and disposed of
Slaughtered
Birds
1280
3
0
0
0
Affected population
Commercial ostriches
Outbreak 5 (AI_H7_2020_WCP_015)
AI_H7_2020_WCP_015, Mossel Bay, Western Cape Province
Date of start of the outbreak
05/10/2020
Outbreak status
Continuing (or date resolved not provided)
Epidemiological unit
Farm
Affected animals
Species
Susceptible
Cases
Deaths
Killed and disposed of
Slaughtered
Birds
1432
12
0
0
0
Affected population
Commercial ostriches
Outbreak 6 (AI_H7_2020_WCP_017)
AI_H7_2020_WCP_017, Hessequa, Western Cape Province
Date of start of the outbreak
06/10/2020
Outbreak status
Continuing (or date resolved not provided)
Epidemiological unit
Farm
Affected animals
Species
Susceptible
Cases
Deaths
Killed and disposed of
Slaughtered
Birds
1482
16
0
0
0
Affected population
Commercial ostriches
Outbreak 7 (AI_H7_2020_WCP_019)
AI_H7_2020_WCP_019, Oudtshoorn, Western Cape Province
Date of start of the outbreak
06/10/2020
Outbreak status
Continuing (or date resolved not provided)
Epidemiological unit
Farm
Affected animals
Species
Susceptible
Cases
Deaths
Killed and disposed of
Slaughtered
Birds
2220
18
0
0
0
Affected population
Commercial ostriches
Outbreak 8 (AI_H7_2020_WCP_016)
AI_H7_2020_WCP_016, Beaufort West, Western Cape Province
Date of start of the outbreak
07/10/2020
Outbreak status
Continuing (or date resolved not provided)
Epidemiological unit
Farm
Affected animals
Species
Susceptible
Cases
Deaths
Killed and disposed of
Slaughtered
Birds
3879
11
0
0
0
Affected population
Commercial ostriches
Summary of outbreaks
Total outbreaks: 8
Total animals affected
Species
Susceptible
Cases
Deaths
Killed and disposed of
Slaughtered
Birds
12694
141
0
0
0
Outbreak statistics
Species
Apparent morbidity rate
Apparent mortality rate
Apparent case fatality rate
Proportion susceptible animals lost*
Birds
1.11%
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
Coordinates modified to protect confidentiality as required by South African Legislation. H7 infection detected on HI serology. No further typing successful.

Control measures
Measures applied
Screening
Traceability
Quarantine
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: Latest news in those days:

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