Mycobacterium tuberculosis complex (Infection with),
Information received on 21/12/2020 from Dr Herman Claeys, Chef du Service Politique sanitaire : Animaux et Végétaux, Directorat-général Animaux, Végétaux et Alimentation, Service Public Fédéral Santé publique, sécurité de la chaîne alimentaire et environnement, Bruxelles, Belgium
Report type Immediate notification
Date of start of the event 16/11/2020
Date of confirmation of the event 18/12/2020
Report date 21/12/2020
Date submitted to OIE 21/12/2020
Reason for notification Recurrence of a listed disease
Date of previous occurrence 06/2019
Manifestation of disease Sub-clinical infection
Causal agent Mycobacterium tuberculosis bovis
Nature of diagnosis Laboratory (basic)
This event pertains to a defined zone within the country
Related reports Immediate notification (21/12/2020)
Follow-up report No. 1 (06/01/2021)
New outbreaks (1)
Outbreak 1 Liège, Liège
Date of start of the outbreak 16/11/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Cattle 278
Summary of outbreaks Total outbreaks: 1
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Cattle 278 **
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Cattle ** ** ** **
*Removed from the susceptible population through death, destruction and/or slaughter
**Not calculated because of missing information
Source of the outbreak(s) or origin of infection
  • Unknown or inconclusive
Control measures
Measures applied
  • 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
Sciensano (National laboratory) Cattle histological test 18/11/2020 Negative
Sciensano (National laboratory) Cattle pathogenic agent isolation on culture 18/12/2020 Positive
Sciensano (National laboratory) Cattle real-time reverse transcriptase/polymerase chain reaction (RRT-PCR) 19/11/2020 Negative
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations