Monkey pox ,
Cameroon
Information received on 18/07/2014 from Dr Gaston Djonwe, Directeur des Services Vétérinaires, Services Vétérinaires, Ministère de l'Elevage, des Pêches & des Industries Animales, Yaoundé, Cameroon
Summary
Report type Immediate notification
Date of start of the event 02/06/2014
Date of confirmation of the event 15/07/2014
Report date 18/07/2014
Date submitted to OIE 18/07/2014
Date event resolved 28/08/2014
Reason for notification Emerging disease
Morbidity 8.33 %
Mortality 1.38 %
Zoonotic impact First occurrence of a zoonotic disease in wildlife. No human cases associated with the outbreak.
Causal agent Monkey pox virus
Serotype Pending
Related reports Immediate notification (18/07/2014)
Follow-up report No. 1 (20/09/2014)
Follow-up report No. 2 (15/03/2016)
New outbreaks (1)
Outbreak 1 Mbinang, Minta, Haute Sanaga, Centre
Date of start of the outbreak 02/06/2014
Outbreak status Resolved (28/08/2014)
Epidemiological unit Not applicable
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Common chimpanzee:Pan troglodytes(Hominidae) 72 6 1 1 0
Affected population Un groupe de six (6) chimpanzés adultes dans un enclos de 3 hectares. Le sanctuaire a une population de 72 animaux répartis sur une superficie de 90 hectares compartimentée en plusieurs enclos.
Summary of outbreaks Total outbreaks: 1
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Common chimpanzee:Pan troglodytes(Hominidae) 72 6 1 1 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Common chimpanzee:Pan troglodytes(Hominidae) 8.33% 1.39% 16.67% 2.78%
*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 The group of six (6) chimpanzees (5 sick + 1 dead) lived in a three-hectare enclosure (3) isolated from other compartments in the sanctuary. Clinical signs were lack of appetite and gradual appearance of vesicles and nodules on the forelimbs and on the face. The sanctuary is populated by chimpanzees over a 90-hectare area. It is compartmentalized and closed. There is no recent introduction of animals in the sanctuary. Quarantine has been applied (sick animals are kept in the enclosure) and biosecurity measures are strengthened for personnel working in this enclosure. Identification by the laboratory of Poxvirus Congo Basin strain.
Control measures
Measures applied
  • Disinfection / Disinfestation
  • Quarantine
  • Vaccination prohibited
  • No treatment of affected animals
Measures to be applied
  • No other measures
Diagnostic test results
Laboratory name and type Species Test Test date Result
Global Viral-PREDICT, Cameroon (Private Laboratory) Common chimpanzee gene sequencing Pending
Global Viral-PREDICT, Cameroon (Private Laboratory) Common chimpanzee real-time PCR 15/07/2014 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations