Giuseppe
Emeritus
[Source: OIE, full page: (LINK). Edited.]
Highly pathogenic avian influenza, South Africa
Information received on 05/12/2011 from Dr Bothle Michael Modisane, Chief Director , Department of Agriculture, Forestry and Fisheries, Animal Production and Health, PRETORIA, South Africa
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Highly pathogenic avian influenza, South Africa
Information received on 05/12/2011 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. 9
- Start date 01/02/2011
- Date of first confirmation of the event 16/03/2011
- Report date 05/12/2011
- Date submitted to OIE 05/12/2011
- Reason for notification Reoccurrence of a listed disease
- Date of previous occurrence 07/2006
- Manifestation of disease Clinical disease
- Causal agent Highly pathogenic avian influenza virus
- Serotype H5N2
- Nature of diagnosis Laboratory (advanced)
- This event pertains to the whole country
- Related reports
- Immediate notification (11/04/2011)
- Follow-up report No. 1 (06/05/2011)
- Follow-up report No. 2 (16/05/2011)
- Follow-up report No. 3 (10/06/2011)
- Follow-up report No. 4 (04/07/2011)
- Follow-up report No. 5 (05/08/2011)
- Follow-up report No. 6 (26/08/2011)
- Follow-up report No. 7 (22/09/2011)
- Follow-up report No. 8 (14/11/2011)
- Follow-up report No. 9 (05/12/2011)
- New outbreaks
- Outbreak 1 (AI_WCP2011_44) AI_WCP2011_44, Oudtshoorn, WESTERN CAPE PROVINCE
- Date of start of the outbreak 21/10/2011
- Outbreak status Resolved (05/12/2011)
- Epidemiological unit Farm
- Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
- Birds ? 418 ? 29 ? 0 ? 0 ? 418
- Affected Population HI positive. No PCR positives found.
- Outbreak 2 (AI_WCP2011_45) AI_WCP2011_45, Oudtshoorn, WESTERN CAPE PROVINCE
- Date of start of the outbreak 03/10/2011
- Outbreak status Resolved (30/11/2011)
- Epidemiological unit Farm
- Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
- Birds ? 259 ? 35 ? 0 ? 0 ? 259
- Affected Population HI positive. No PCR positives found.
- Outbreak 3 (AI_WCP2011_43) AI_WCP2011_43, Oudtshoorn, WESTERN CAPE PROVINCE
- Date of start of the outbreak 04/10/2011
- Outbreak status Resolved (01/12/2011)
- Epidemiological unit Farm
- Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
- Birds ? 884 ? 15 ? 0 ? 0 ? 884
- Affected Population HI positive. No PCR positives found.
- Outbreak 4 (AI_WCP2011_46) AI_WCP2011_46, Kannaland, WESTERN CAPE PROVINCE
- Date of start of the outbreak 17/10/2011
- Outbreak status Continuing (or date resolved not provided)
- Epidemiological unit Farm
- Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
- Birds ? 1370 ? 411 ? 0 ? 0 ? 0
- Affected Population HI positive. No PCR positives found.
- Outbreak 1 (AI_WCP2011_44) AI_WCP2011_44, Oudtshoorn, WESTERN CAPE PROVINCE
- Summary of outbreaks
- Total outbreaks: 4
- Total animals affected: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
- Birds ? 2931 ? 490 ? 0 ? 0 ? 1561
- Outbreak statistics: Species - Apparent morbidity rate - Apparent mortality rate - Apparent case fatality rate - Proportion susceptible animals lost*
- Birds - 16.72% - 0.00% - 0.00% - 53.26%
- * Removed from the susceptible population through death, destruction and/or slaughter
- Epidemiology
- Source of the outbreak(s) or origin of infection
- Unknown or inconclusive
- Source of the outbreak(s) or origin of infection
- Epidemiological comments
- Commercial ostrich farms.
- Initially no clinical signs or mortalities were seen.
- Stamping out of ostriches on positive farms is taking place.
- Control measures
- Measures applied
- Stamping out
- Quarantine
- Screening
- Vaccination prohibited
- No treatment of affected animals
- Measures to be applied
- No other measures
- Measures applied
- Future Reporting
- The event is continuing. Weekly follow-up reports will be submitted.
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