Leishmaniosis,
Singapore
Information received on 22/08/2020 from Dr Him Hoo Yap, Chief Veterinary Officer, Director General, Animal & Veterinary Service, National Parks Board, Singapore, Singapore
Summary
Report type Immediate notification
Date of start of the event 13/08/2020
Date of confirmation of the event 19/08/2020
Report date 22/08/2020
Date submitted to OIE 22/08/2020
Date event resolved 27/10/2020
Reason for notification Recurrence of a listed disease
Date of previous occurrence 19/06/2019
Manifestation of disease Sub-clinical infection
Causal agent Leishmania infantum
Nature of diagnosis Laboratory (basic), Laboratory (advanced)
This event pertains to the whole country
Related reports Immediate notification (22/08/2020)
Follow-up report No. 1 (15/09/2020)
Follow-up report No. 2 (25/09/2020)
Follow-up report No. 3 (06/10/2020)
Follow-up report No. 4 (27/10/2020)
New outbreaks (1)
Outbreak 1 Singapore, Singapore
Date of start of the outbreak 13/08/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Not applicable
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Domestic Dog:Canis lupus familiaris(Canidae) 3 0 0 0
Affected population Dogs which tested positive for antibodies against leishmaniosis are clinically healthy free ranging stray dogs.
Summary of outbreaks Total outbreaks: 1
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Domestic Dog:Canis lupus familiaris(Canidae) 3 0 0 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Domestic Dog:Canis lupus familiaris(Canidae) ** ** 0.00% **
*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 Two clinically healthy dogs tested positive for antibodies against leishmaniosis during routine active surveillance of free ranging stray dogs. Targeted surveillance of free ranging dogs which are epidemiologically linked to the cases will be conducted.
Control measures
Measures applied
  • Surveillance outside containment and/or protection zone
  • Surveillance within containment and/or protection zone
  • Screening
  • Vector surveillance
  • Vaccination permitted (if a vaccine exists)
  • No treatment of affected animals
Measures to be applied
  • No other measures
Diagnostic test results
Laboratory name and type Species Test Test date Result
Animal and Plant Health Centre (National laboratory) Domestic Dog gene sequencing 21/08/2020 Positive
Animal and Plant Health Centre (National laboratory) Domestic Dog indirect fluorescent antibody (IFA) test 19/08/2020 Positive
Animal and Plant Health Centre (National laboratory) Domestic Dog polymerase chain reaction (PCR) 21/08/2020 Positive
Animal and Plant Health Centre (National laboratory) Domestic Dog rapid tests 17/08/2020 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations