Dominican Republic - 4 new outbreaks of Newcastle disease in backyard birds and farms (OIE, December 19, 2019)

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Newcastle disease, Dominican Republic

Information received on 19/12/2019 from Dra Nimia Lissette G?mez Rodr?guez, Directora, Direcci?n de Sanidad Animal Direcci?n General de Ganader?a (DIGEGA), Ministerio de Agricultura, Santo Domingo, Dominican Republic

Summary Report type Immediate notification Date of start of the event 17/09/2019 Date of confirmation of the event 11/11/2019 Report date 19/12/2019 Date submitted to OIE 19/12/2019 Reason for notification Recurrence of a listed disease Date of previous occurrence 19/08/2008 Manifestation of disease Clinical disease Causal agent Paramyxovirus type 1 (PMV-1) Nature of diagnosis Laboratory (advanced) This event pertains to the whole country

New outbreaks (4)

Outbreak 1 (3477-19) Peravia, Paya, Bani, Peravia Date of start of the outbreak 17/09/2019 Outbreak status Resolved (11/11/2019) Epidemiological unit Farm Affected animals Species Susceptible Cases Deaths Killed and disposed of Slaughtered Birds 13191 13191 6809 6382 0 Affected population Broilers

Outbreak 2 (091-20) San Cristobal, El Ingenio, San Cristobal, San Cristobal Date of start of the outbreak 15/10/2019 Outbreak status Resolved (11/11/2019) Epidemiological unit Farm Affected animals Species Susceptible Cases Deaths Killed and disposed of Slaughtered Birds 17000 10936 10936 0 6064 Affected population Broilers

Outbreak 3 (088-20) Santiago, Villa Gonzalez, Santiago Date of start of the outbreak 24/10/2019 Outbreak status Continuing (or date resolved not provided) Epidemiological unit Backyard Affected animals Species Susceptible Cases Deaths Killed and disposed of Slaughtered Birds 250 150 150 Affected population Fighting birds

Outbreak 4 (0123-20) Peravia, Ca?a Fistol, Bani, Peravia Date of start of the outbreak 31/10/2019 Outbreak status Resolved (11/11/2019) Epidemiological unit Farm Affected animals Species Susceptible Cases Deaths Killed and disposed of Slaughtered Birds 149966 144900 45455 104511 0 Affected population Broilers

Summary of outbreaks Total outbreaks: 4 Total animals affected Species Susceptible Cases Deaths Killed and disposed of Slaughtered Birds 180407 169177 63350 110893 6064 Outbreak statistics Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost* Birds 93.78% 35.12% 37.45% ** *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 Introduction of new live animals Legal movement of animals

Control measures Measures applied Surveillance outside containment and/or protection zone Surveillance within containment and/or protection zone Quarantine Stamping out Disinfection Slaughter Vaccination permitted (if a vaccine exists) No treatment of affected animals Measures to be applied Vaccination in response to the outbreak (s)

Diagnostic test results Laboratory name and type Species Test Test date Result Central Veterinary Laboratory (National laboratory) Birds real-time PCR 03/12/2019 Positive Central Veterinary Laboratory (National laboratory) Birds virus isolation 11/11/2019 Positive

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

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https://www.oie.int/wahis_2/public/wahid.php/Reviewreport/Review?page_refer=MapFullEventReport&reportid=32565