Malawi (02): (Ntcheu) cattle, not typed, OIE

Report type: Immediate notification
Date of start of the event: 6 Feb 2020
Date of confirmation of the event: 16 Mar 2020
Report date: 8 Apr 2020
Date submitted to OIE: 8 Apr 2020
Reason for notification: Recurrence of a listed disease
Date of previous occurrence: 5 Jan 2019
Manifestation of disease: Clinical disease
Causal agent: Foot-and-mouth disease virus
Serotype: Not typed
Nature of diagnosis: Clinical, laboratory (basic)
This event pertains to a defined zone within the country.

New outbreaks (1)
Summary of outbreaks
Total outbreaks: 1
Outbreak location: Dembo 2, Traditional Authority Ganya, Ntcheu, Central
Date of start of the outbreak: 6 Feb 2020
Outbreak status: Continuing (or date resolved not provided)
Epidemiological unit: Village

Total animals affected
Species / Susceptible / Cases / Deaths / Killed and disposed of / Slaughtered
Cattle / 1019 / 7 / 1 / 0 / 0
Affected population: The farmer has 18 cattle and he sometimes buys animals for sale at a nearby market. Grazing and watering points are at a distance of 3 km (1.86 mi) where animals meet. The 1019 susceptible animals are in the immediate 3-km radius and the 18 animals are included.

Outbreak statistics [rates apparent, expressed as percentages]
Species / Morbidity rate / Mortality rate / Case fatality rate / Proportion susceptible animals lost*
Cattle / 0.69 / 0.10 / 14.29 / 0.10
*Removed from the susceptible population through death, destruction, and/or slaughter

Epidemiology
Source of the outbreak(s) or origin of infection: Unknown or inconclusive, introduction of new live animals, illegal movement of animals
Epidemiological comments: This is a previously infected zone (district), and this geographical area was not part of the vaccinated area (start of event 24 May 2018 with the start of one outbreak 3 Jun 2018 in that district and the close of the event 5 Jan 2019).

Control measures
Measures applied: Movement control inside the country, surveillance outside containment and/or protection zone, surveillance within containment and/or protection zone quarantine, ante- and post-mortem inspections, no treatment of affected animals

Vaccination in response to the outbreak(s)
Administrative division / Species / Total vaccinated / Details
Ntcheu / Cattle / 2321 / [no information available]

Measures to be applied: No other measures

Diagnostic test results
Laboratory name and type / Species / Test / Test date / Result
Central Veterinary Laboratory (national laboratory) / Cattle / ELISA 3ABC / 16 Mar 2020 / Positive

Future reporting
The event is continuing. Weekly follow-up reports will be submitted.