Saudi Arabia - 1 new outbreak of MERS-CoV in Camelidae in livestock market, Wadi Addwasir, Ar Riyad (OIE, March 04, 2019)

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MERS-CoV, Saudi Arabia

Information received on 04/03/2019 from Dr Sanad Alharbi, Director , Livestock Risk Assessment Department, Ministry of Environment, Water and Agriculture, Riyadh, Saudi Arabia

Summary Report type Follow-up report No. 8 Date of start of the event 29/12/2015 Date of confirmation of the event 20/01/2016 Report date 04/03/2019 Date submitted to OIE 04/03/2019 Reason for notification Emerging disease Morbidity 15.3 % Mortality 0 % Zoonotic impact No Causal agent MERS-CoV Related reports Immediate notification (28/01/2016) Follow-up report No. 1 (11/04/2016) Follow-up report No. 2 (16/06/2016) Follow-up report No. 3 (12/10/2016) Follow-up report No. 4 (21/03/2017) Follow-up report No. 5 (20/04/2017) Follow-up report No. 6 (08/11/2017) Follow-up report No. 7 (03/12/2018) Follow-up report No. 8 (04/03/2019)

New outbreaks (1)

Outbreak 1 Wadi Addwasir, Wadi Addwasir, Ar Riyad Date of start of the outbreak 21/02/2019 Outbreak status Continuing (or date resolved not provided) Epidemiological unit Livestock market Affected animals Species Susceptible Cases Deaths Killed and disposed of Slaughtered Camelidae 17 8 0 0 0

Summary of outbreaks Total outbreaks: 1 Total animals affected Species Susceptible Cases Deaths Killed and disposed of Slaughtered Camelidae 17 8 0 0 0 Outbreak statistics Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost* Camelidae 47.06% 0.00% 0.00% 0.00% *Removed from the susceptible population through death, destruction and/or slaughter

Epidemiology Source of the outbreak(s) or origin of infection Unknown or inconclusive Epidemiological comments Reports received from the Ministry of Health indicated an outbreak of MERS-CoV in the Wadi Addwasir province; one patient only of all cases had three heads of camels but their results were negative. Additional 14 random camel samples were collected from Wadi Addwasir livestock market, eight samples were positive using real-time PCR.

Control measures Measures applied Disinfection / Disinfestation Screening Traceability Quarantine Surveillance outside containment and/or protection zone 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 Veterinary Diagnosis Laboratory, Riyadh (National laboratory) Camelidae real-time PCR 26/02/2019 Positive

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

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http://www.oie.int/wahis_2/public/wahid.php/Reviewreport/Review?page_refer=MapFullEventReport&reportid=29739