Published Date: 2020-07-06 21:29:32
Subject: PRO/AH/EDR> Foot & mouth disease - Rwanda: (KZ) cattle, serotype pending, OIE
Archive Number: 20200706.7546865
FOOT AND MOUTH DISEASE - RWANDA: (KAYONZA) CATTLE, SEROTYPE PENDING, OIE
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Date: Thu 2 Jul 2020
Source: OIE, WAHID [edited]
Foot-and-mouth disease, Rwanda
Information received on Thu 2 Jul 2020 from Dr Fabrice Ndayisenga, Head of Department, Animal Resource Research and Technology Transfer, Ministry of Agriculture and Animal Resources, Kigali, Rwanda
Report type: Immediate notification
Date of start of the event: 22 Jun 2020
Date of confirmation of the event: 24 Jun 2020
Report date: 2 Jul 2020
Date submitted to OIE: 2 Jul 2020
Reason for notification: Recurrence of a listed disease
Date of previous occurrence: October 2017
Manifestation of disease: Clinical disease
Causal agent: Foot-and-mouth disease virus
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: Kayonza, kahi and kanyinya, Gahini and Ndego, Kayonza
Date of start of the outbreak: 22 Jun 2020
Outbreak status: resolved on 30 Jun 2020
Epidemiological unit: farm
Total animals affected
Species / Susceptible / Cases / Deaths / Killed and disposed of / Slaughtered
Cattle / 499 / 73 / 0 / 0 / 73
Affected population: Due to the information of cows manifesting clinical signs associated with foot and mouth disease (FMD) in Kayonza District in 2 farms, blood and oral tissue samples were collected for further analysis. The 1st farm was located in Kahi cell, Gahini sector, and the 2nd farm was located in Kanyinya, Ndego sector in the district of Kayonza.
In the 1st farm: Out of 102 cows, 53 had FMD symptoms. Nine blood samples were collected from the coccygeal vein. All the 9 cows from the 1st farm showed the presence of antibodies against FMD virus.
In the 2nd farm: Out of 397 cows, 4 had clinical symptoms. Blood samples from 11 cows were collected. Serological analysis showed that 2 out of 11 cows had produced antibodies against FMD virus.
Outbreak statistics [rates apparent, expressed as percentages]
Species / Morbidity rate / Mortality rate / Case fatality rate / Proportion susceptible animals lost*
Cattle / 14.63 / 0 / 0 / 14.63
*Removed from the susceptible population through death, destruction, and/or slaughter
Source of the outbreak(s) or origin of infection illegal movement of animals
Epidemiological comments: Kayonza district is one of the areas in Eastern Province of Rwanda, where the country is still facing FMD outbreaks due to illegal cattle movement across the borders.
Measures applied: Movement control inside the country, vaccination in response to the outbreak(s), surveillance within containment and/or protection zone, screening, traceability, quarantine, disinfection, slaughter, ante- and post-mortem inspections, no treatment of affected animals
Measures to be applied: Zoning
Diagnostic test results
Laboratory name and type / Species / Test / Test date / Result
Rubilizi National Veterinary Laboratory (National laboratory) / Cattle / enzyme-linked immunosorbent assay (ELISA) / 24 Jun 2020 / Positive
The event is continuing. Weekly follow-up reports will be submitted.
[The location of the outbreak can be seen on the interactive map included in the OIE report at the source URL above.]
[Rwanda, together with Burundi, Comoros, Djibouti, Eritrea, Ethiopia, Kenya, Somalia, South Sudan, Sudan, Uganda, United Republic of Tanzania and Yemen, are part of Pool 4 (Eastern Africa) of FMD, where serotypes O, A, SAT 1, SAT 2 and SAT 3 are present.
FMD is endemic in Rwanda. The following information is available from the WRLFMD-Pirbright Institute website at https://www.wrlfmd.org/east-africa/rwanda:
FMDV serotype / years
O / 1960, 1998, 2004
SAT 2 / 1992, 1996, 1997, 2000-2001, 2004
In 2017, Rwanda reported to the OIE 7 outbreaks of foot-and-mouth disease (FMD), where serotypes A, O, SAT 1 and SAT2 were identified. These cases affected the districts of Gatsibo, Nyagatare, Kayonza, Kirehe and Rwamagana. These outbreaks were communicated through the 6-monthly reports. See detailed information of these cases at https://tinyurl.com/yax2qznh. - Mod.CRD