Highly pathogenic avian influenza,
Congo (Dem. Rep. of the)
Information received on 03/03/2018 from Mr Honoré Robert N'Lemba Mabela, Directeur et Chef de service, Service de la Production & de la Santé Animale, Ministère de l'Agriculture, Pêche et Elevage , KINSHASA, Congo (Dem. Rep. of the)
Summary
Report type Follow-up report No. 4
Date of start of the event 25/04/2017
Date of confirmation of the event 24/05/2017
Report date 03/03/2018
Date submitted to OIE 03/03/2018
Date event resolved 02/08/2018
Reason for notification First occurrence of a listed disease in the country
Causal agent Highly pathogenic avian influenza virus
Serotype H5N8
Nature of diagnosis Laboratory (advanced)
This event pertains to a defined zone within the country
Related reports Immediate notification (26/05/2017)
Follow-up report No. 1 (14/06/2017)
Follow-up report No. 2 (30/06/2017)
Follow-up report No. 3 (19/07/2017)
Follow-up report No. 4 (03/03/2018)
Follow-up report No. 5 (21/07/2018)
Follow-up report No. 6 (18/01/2019)
New outbreaks (5)
Outbreak 1 Kolokoto, MAHAGI, Ituri
Date of start of the outbreak 26/11/2017
Outbreak status Resolved (11/04/2018)
Epidemiological unit Village
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 2926 1365 0 0
Affected population Ducklings from one day to four weeks old were decimated with a mortality rate ranging from 80 to 100% for some households. The ducklings regularly in contact with the waters and the vicinity of the lake are more affected as compared to those from households located far from the lake.
Outbreak 2 Umvodu 1, MAHAGI, Ituri
Date of start of the outbreak 27/11/2017
Outbreak status Resolved (05/04/2018)
Epidemiological unit Village
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 2388 1779 0 0
Affected population Ducklings from one day to four weeks old were decimated with a mortality rate ranging from 80 to 100% for some households. The ducklings regularly in contact with the waters and the vicinity of the lake are more affected as compared to those from households located far from the lake.
Outbreak 3 Pongo 1, MAHAGI, Ituri
Date of start of the outbreak 29/11/2017
Outbreak status Resolved (17/03/2018)
Epidemiological unit Village
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 1060 689 0 0
Affected population Ducklings from one day to four weeks old were decimated with a mortality rate ranging from 80 to 100% for some households. The ducklings regularly in contact with the waters and the vicinity of the lake are more affected as compared to those from households located far from the lake.
Outbreak 4 Kisindja, MAHAGI, Ituri
Date of start of the outbreak 29/11/2017
Outbreak status Resolved (02/05/2018)
Epidemiological unit Village
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 924 470 0 0
Affected population Ducklings from one day to four weeks old were decimated with a mortality rate ranging from 80 to 100% for some households. The ducklings regularly in contact with the waters and the vicinity of the lake are more affected as compared to those from households located far from the lake.
Outbreak 5 Camp Lendu, MAHAGI, Ituri
Date of start of the outbreak 01/12/2017
Outbreak status Resolved (02/08/2018)
Epidemiological unit Village
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 184 4 0 0
Affected population Ducklings from one day to four weeks old were decimated with a mortality rate ranging from 80 to 100% for some households. The ducklings regularly in contact with the waters and the vicinity of the lake are more affected as compared to those from households located far from the lake.
Summary of outbreaks Total outbreaks: 5
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 7482 4307 0 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Birds ** ** 57.56% **
*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
Epidemiological comments Highly pathogenic avian influenza virus H5N8 serotype clade 2.3.4.4 was confirmed.
Control measures
Measures applied
  • Movement control inside the country
  • Surveillance within containment and/or protection zone
  • Quarantine
  • Zoning
  • Vaccination prohibited
  • No treatment of affected animals
Measures to be applied
  • Surveillance outside containment and/or protection zone
  • Stamping out
  • Disinfection
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations