Contagious equine metritis,
Information received on 02/07/2020 from Dr Hanne Larsen, Chief Veterinary Officer, Danish Veterinary and Food Administration, Ministry of Environment and Food , Glostrup, Denmark
Report type Immediate notification
Date of start of the event 24/06/2020
Date of confirmation of the event 30/06/2020
Report date 02/07/2020
Date submitted to OIE 02/07/2020
Reason for notification Recurrence of a listed disease
Date of previous occurrence 20/02/2020
Manifestation of disease Sub-clinical infection
Causal agent Taylorella equigenitalis
Nature of diagnosis Laboratory (advanced)
This event pertains to the whole country
Related reports Immediate notification (02/07/2020)
Follow-up report No. 1 (30/07/2020)
Follow-up report No. 2 (31/08/2020)
New outbreaks (1)
Outbreak 1 Silkeborg, Silkeborg, West
Date of start of the outbreak 24/06/2020
Outbreak status Resolved (25/07/2020)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Equidae 3 0 0 0
Affected population Stallions used for breeding, no clinical signs observed. Samples were collected on 24 June 2020, and Taylorella equigenitalis was detected on 30 June 2020 in the 3 stallions. Official restrictions were imposed on the stallions on 30 June 2020. The stallions were subsequently subject for antimicrobial treatment. On 25 July 2020, the restrictions were lifted after the three stallions tested negative for T. equigenitalis.
Summary of outbreaks Total outbreaks: 1
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Equidae 3 0 0 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Equidae ** ** 0.00% **
*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
Epidemiological comments Official restrictions have been imposed on the stallions. The official restrictions include antimicrobial treatment. The stallions must subsequently be tested negative for T. equigenitalis.
Control measures
Measures applied
  • Traceability
  • Quarantine
  • Vaccination permitted (if a vaccine exists)
  • Treatment of affected animals (Antimicrobial treatment)
Measures to be applied
  • No other measures
Diagnostic test results
Laboratory name and type Species Test Test date Result
Statens Serum Institut (National laboratory) Equidae polymerase chain reaction (PCR) 30/06/2020 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations