Disease Information

21 December 2006
Vol. 19 - No. 51

Contents
Bonamia ostreae in Ireland
Newcastle disease in Romania: follow-up report No. 1
Avian influenza in Sudan: follow-up report No. 4
Avian influenza in Pakistan: follow-up report No. 3
Equine infectious anaemia in the United Kingdom/Northern Ireland: follow-up report No. 10
Contagious equine metritis in the United Kingdom/Great Britain: follow-up report No. 4
Bluetongue in Luxembourg: follow-up report No. 2
Avian influenza in Egypt: follow-up report No. 5
Bluetongue in Italy: follow-up report No. 4
Classical swine fever in Ecuador: follow-up report No. 1 (final report)
Highly pathogenic avian influenza in Vietnam
Epizootic haemorrhagic disease in Algeria
Avian influenza in Romania: follow-up report No. 4 (final report)

BONAMIA OSTREAE IN IRELAND

(Date of previous outbreak of Bonamia ostreae in Ireland reported to the OIE: 2005).

Immediate notification report

Information received on 5 December 2006 from Dr Patrick J. Rogan, Chief Veterinary Officer, Department of Agriculture, Food and Rural Development, Dublin:

Report date: 29 November 2006.

Reason for immediate notification: re-occurrence in a country or zone /compartment of the country.

Identification of agent: Bonamia ostreae.

Host species: flat oyster (Ostrea edulis).

Date of first confirmation of the event: 15 November 2006.

Clinical disease: no.

Nature of diagnosis: advanced laboratory tests.

Details of occurrence:

First administrative division (county)Type of epide-miological unitName of the locationDate of start of the occurrenceSpe-ciesNumber of animals in the occurrence
susceptiblecasesdeathsdestroyedslaugh-tered
Donegalcoastal areaLough Swilly…mol……………

Description of affected population: wild marine oysters.

Diagnosis:

Laboratories where diagnostic tests were performedSpecies examinedDiagnostic tests usedDateResults
Marine Institute, Rinville, Oranmore, Galway (Ireland)molcellular imprints23 Oct. - 15 Nov. 2006positive (13/75 samples)
French Research Institute for Exploitation of the Sea (IFREMER), La Tremblade (European Union Reference Laboratory)molhistology and in situ hybridisation25 April - 24 July 2006positive

Source of occurrence or origin of infection: unknown or inconclusive.

Control measures

A. Undertaken: within-country movement controls.

B. To be undertaken:

- tracing forward;

- tracing back;

- zoning.

Treatment of affected animals: no.

Other details/comments: there have been no reported mortalities associated with the detection of this pathogen in Lough Swilly. An epizootic investigation will be conducted as laid down in article 5 of European Union Commission Decision 95/70/EC.

Final report: no.

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NEWCASTLE DISEASE IN ROMANIA
Follow-up report No. 1

See also: 2 November 2006, 15 June 2006, 6 April 2006, 9 March 2006, 23 February 2006, 2 February 2006, 19 January 2006, 5 January 2006, 30 December 2005, 16 December 2005, 9 December 2005, 2 December 2005, 25 November 2005

Information received on 6 December 2006 from Dr Stefan Nicolae, Director General, National Sanitary Veterinary and Food Safety Authority, Bucharest:

End of previous report period: 1 November 2006 (see Disease Information, 19 [44], 767, dated 2 November 2006).

End of this report period: 6 December 2006.

Identification of agent: Newcastle disease virus.

Date of first confirmation of the event: 24 October 2006.

Date of start of the event: 16 October 2006.

Clinical disease: yes.

Nature of diagnosis: clinical and laboratory.

New outbreaks:

First administrative division (province)Lower administrative division (district)Type of epide-miolo-gical unitName of the locationDate of start of the outbreakSpe-ciesNumber of animals in the outbreaks
susceptiblecasesdeathsdestroyedslaugh-tered
VranceaVanatori-Balta RateifarmSC Vedagro SA Focsani…avi*1397700
IalomitaBorafarmSC Avicola SA23 Oct. 2006avi**165,50126,00010,09316,0070
AlbaSantimbrufarmSC Avia SRL farm No. 121 Nov. 2006avi**173,06034,4668,46626,0000
AlbaSantimbrufarmSC Avia SRL farm No. 221 Nov. 2006avi**80,03880,0385,03875,0000

*ostriches

** commercial broiler farm

Diagnosis:

Laboratory where diagnostic tests were performedSpecies examinedDiagnostic tests usedDateResult
Institute for Diagnosis and Animal Health (national reference laboratory)avi

- virus isolation in embryonated eggs

- intracerebral pathogenicity index (ICPI)

- Vanatori-Balta Ratei

- Bora

- Santimbru 1

- Santimbru 2

…

- positive

- ICPI =

- 1.675

- 1.712

- 1.775

- 1.325

Source of outbreaks or origin of infection: fomites (humans, vehicles, feed, etc.).

Control measures

A. Undertaken:

- partial stamping out;

- quarantine;

- movement control inside the country;

- screening;

- zoning;

- disinfection of infected premises/establishment(s).

B. To be undertaken: control of wildlife reservoirs.

Treatment of affected animals: no.

Vaccination prohibited: no.

Final report: no.

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AVIAN INFLUENZA IN SUDAN
Follow-up report No. 4

See also: 5 October 2006, 20 July 2006, 11 May 2006, 20 April 2006

Information received on 14 December 2006 from Dr Bashir Taha Mohamed Taha, Undersecretary, Federal Ministry of Animal Resources, Khartoum:

End of previous report period: 30 September 2006 (see Disease Information, 19 [40], 713, dated 5 October 2006).

End of this report period: 10 December 2006.

Identification of agent: highly pathogenic avian influenza virus subtype H5N1.

Date of first confirmation of the event: 17 April 2006.

Date of start of the event: 20 February 2006.

There have been no new outbreaks since the last report.

Between 1 October and 1 December 2006, 33 set of samples collected from backyard poultry units in Juba town (Central Equatoria State) were sent to the OIE Reference Laboratory (Veterinary Laboratory Agency, Weybridge, United Kingdom) for testing. All were found to be negative for avian influenza virus subtype H5N1. Newcastle disease virus was identified in 4 samples.

Sixteen pre-vaccination samples (cloacal and tracheal swabs) were collected from Khartoum State and sent on 23 August 2006 to the aforementioned OIE Reference Laboratory for testing. All samples were found to be negative for avian influenza virus subtype H5N1. Vaccination has started in Khartoum and Gazira States: 874,000 birds in 28 farms in Khartoum and 41,200 in 10 farms in Gazira.

Final report: no.

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AVIAN INFLUENZA IN PAKISTAN
Follow-up report No. 3

See also: 28 December 2006, 6 July 2006, 6 April 2006, 9 March 2006

Information received on 15 December 2006 from Dr Muhammad Afzal, Animal Husbandry Commissioner, Ministry of Food, Agriculture and Livestock, Islamabad:

End of previous report period: 25 April 2006 (see Disease Information, 19 [27], 509, dated 6 July 2006).

End of this report period: 2 December 2006.

Identification of agent: highly pathogenic avian influenza virus subtype H5N1.

Date of first confirmation of the event: 27 February 2006.

Date of start of the event: 23 February 2006.

Clinical disease: yes.

Nature of diagnosis: suspicion, clinical and laboratory.

New outbreaks:

First administrative division (province)Type of epide-miolo-gical unitName of the locationDate of start of the outbreakSpe-ciesNumber of animals in the outbreaks
susceptiblecasesdeathsdestroyedslaugh-tered
IslamabadfarmNelore1 July 2006avi12,0009,7524,2007,8000
IslamabadfarmNelore1 July 2006avi8,0006,5702,8005,2000

Affected population: poultry at broiler farms.

Diagnosis:

Laboratory where diagnostic tests were performedSpecies examinedDiagnostic tests usedDateResults
National Animal Sciences Institute (national reference laboratory for avian influenza), Islamabadavi

- virus isolation

- agar-gel immunodiffusion

- haemagglutination

- haemagglutination inhibition

- PCR(1)

4 July 2006positive for H5N1 and H9N2

Source of outbreaks or origin of infection: the origin of infection appears to have been wild bird movements in and around poultry sheds.

Control measures undertaken:

- control of wildlife reservoirs;

- stamping out under the supervision of a state veterinarian and Islamabad Capital Territory (ICT) administration;

- quarantine;

- movement control inside the country (ban on interprovincial movement of poultry and poultry products);

- ban on the import of poultry and poultry products from avian influenza infected/suspected countries;

- awareness campaign;

- zoning;

- disinfection of infected premises/establishment(s).

Vaccination in response to the outbreaks:

First administrative divisionSpeciesTotal number of animals vaccinatedDetails of the vaccine
Islamabadavi3,500,000killed vaccine against avian influenza virus H7N3, H7N1 and H9N2 serotypes

Treatment of affected animals: no.

Vaccination prohibited: no.

Other details/comments: 60 farm workers as well as people randomly selected in the vicinity of the affected farms were tested and found to be negative for avian influenza. Fifteen samples were collected from nearby poultry farms; they were all negative.

Final report: no.

(1) RT-PCR: reverse transcriptase - polymerase chain reaction

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EQUINE INFECTIOUS ANAEMIA IN THE UNITED KINGDOM/NORTHERN IRELAND
Follow-up report No. 10

See also: 28 December 2006, 14 December 2006, 7 December 2006, 30 November 2006, 23 November 2006, 16 November 2006, 9 November 2006, 2 November 2006, 26 October 2006, 5 October 2006, 7 September 2006

Information received on 15 December 2006 from Dr Debby Reynolds, Director General for Animal Health and Welfare, Department for Environment, Food and Rural Affairs (DEFRA), London:

End of previous report period: 8 December 2006 (see Disease Information, 19 [50], 866, dated 14 December 2006).

End of this report period: 15 December 2006.

Date of first confirmation of the event: 1 September 2006.

Date of start of the event: 25 August 2006.

No new outbreaks have been reported since the last follow-up report.

Final report: no.

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CONTAGIOUS EQUINE METRITIS IN THE UNITED KINGDOM/GREAT BRITAIN
Follow-up report No. 4

See also: 14 December 2006, 7 December 2006, 30 November 2006, 23 November 2006, 14 September 2006, 27 April 2006

Information received on 15 December 2006 from Dr Debby Reynolds, Director General for Animal Health and Welfare, Department for Environment, Food and Rural Affairs (DEFRA), London:

End of previous report period: 8 December 2006 (see Disease Information, 19 [50], 867, dated 14 December 2006).

End of this report period: 15 December 2006.

Identification of agent: streptomycin-resistant Taylorella equigenitalis.

Date of first confirmation of the event: 17 November 2006.

Date of start of the event: 17 November 2006.

No new outbreaks have been reported since the last follow-up report. All susceptible horses tested negative on each of the three occasions when tests were undertaken. There are now no known susceptible animals.

Final report: no.

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BLUETONGUE IN LUXEMBOURG
Follow-up report No. 2

See also: 14 December 2006, 7 December 2006

Translation of information received on 15 December 2006 from Dr Arthur Besch, Director of the Veterinary Services Department, Ministry of Agriculture, Viticulture and Rural Development, Luxembourg:

End of previous report period: 8 December 2006 (see Disease Information, 19 [50], 866, dated 14 December 2006).

End of this report period: 15 December 2006.

Identification of agent: bluetongue virus serotype 8.

Date of first confirmation of the event: 29 November 2006.

Date of start of the event: 24 November 2006.

Clinical disease: yes.

Nature of diagnosis: clinical and laboratory.

New outbreaks:

First administrative division (canton)Lower administrative division (commune)Type of epide-miolo-gical unitName of the locationDate of start of the outbreakSpe-ciesNumber of animals in the outbreaks
susceptiblecasesdeathsdestroyedslaugh-tered
ClervauxWincrangefarmHachiville15 Dec. 2006bov3271000
WiltzEschweilerfarmKnapphoscheid15 Dec. 2006bov1303000

Description of affected population: cattle returning from grazing areas in Belgium.

Diagnosis:

Laboratory where diagnostic tests were performedSpecies examinedDiagnostic test usedDateResult
Veterinary Medicine Laboratory (national laboratory)bovantibody detection ELISA(1)11 Dec. 2006positive

Source of outbreaks or origin of infection:

- introduction of new animals;

- contact with infected animal(s) at grazing/watering;

- vectors.

Control measures undertaken:

- control of arthropods;

- movement control inside the country;

- screening;

- zoning.

Treatment of affected animals: yes (symptomatic treatment).

Vaccination prohibited: yes.

Final report: no.

(1) ELISA: enzyme-linked immunosorbent assay

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AVIAN INFLUENZA IN EGYPT
Follow-up report No. 5

See also: 21 September 2006, 17 August 2006, 30 March 2006, 9 March 2006, 23 February 2006

Information received on 16 December 2006 from Dr Ahmed Tawfik Mohamed, Chairman of the General Organization for Veterinary Services, Ministry of Agriculture, Cairo:

End of previous report period: 20 September 2006 (see Disease Information, 19 [38], 673, dated 21 September 2006).

End of this report period: 13 December 2006.

Identification of agent: highly pathogenic avian influenza virus subtype H5N1.

Date of first confirmation of the event: 17 February 2006.

Date of start of the event: 17 February 2006.

Clinical disease: yes.

Nature of diagnosis: clinical and laboratory.

New outbreaks:

First administrative division (governorate)Lower administrative divisionsType of epide-miolo-gical unitName of the locationDate of start of the outbreakSpe-ciesNumber of animals in the outbreaks
suscep-tiblecasesdeathsdes-
troyed
slaugh-tered
Al BeheraAl DalangatvillageAzbet Al Fakharany19 Nov. 2006avi…1………
Al GharbyaAl MahallavillageSaft Trab27 Nov. 2006avi…1………
AlexandriaAlexandriavillageAlexandria*17 Oct. 2006avi…1………
AlexandriaAlexandriavillageHaret Karakon29 Nov. 2006avi…1………
AlexandriaAlwardyanvillageNagaa Al Arab19 Nov. 2006avi…1………
AlManiaSamalotvillageEzbet Abdel Gawad4 Dec. 2006avi…1………
Beni SuefAl WastavillageMaydoom17 Oct. 2006avi…1………
DamiettaDamiettavillageDamietta city30 Sept. 2006avi…1………
GizaAl AyatvillageGharb Al Ayat30 Sept. 2006avi…1………
LuxorZaynya QeblyvillageNagaa Al Abayda10 Nov. 2006avi…1………
MenofiaBerket el sab'evillageAbo mashhour12 Dec. 2006avi…1………
MenofiaAl BagourvillageAl Monshaa Al Gadeda18 Nov. 2006avi…1………
MenofiaBerket el sab'evillageKafr horeen13 Dec. 2006avi…1………
MenofiaTallavillageKamshesh22 Nov. 2006avi…1………
MenofiaMenoufvillageM. Soltan15 Nov. 2006avi…1………

* chicken from Sohag governorate

Affected population: backyard poultry.

Diagnosis:

Laboratories where diagnostic tests were performedSpecies examinedDiagnostic test usedDatesResults
Central Laboratory for Veterinary Inspection of poultry productionaviRT-PCR(1)25 Sept. - 13 Dec. 2006positive for H5N1

Source of new outbreaks: unknown or inconclusive.

Control measures applied:

- stamping out;

- movement control inside the country;

- screening;

- vaccination;

- disinfection of infected premises/establishment(s).

Vaccination in response to the outbreaks:

First administrative divisionSpeciesTotal number of animals vaccinated* (backyards)Details of the vaccine
Al Behiraavi1,883,090inactivated vaccine
Al Dakhliaavi1,204,366inactivated vaccine
Al Fayoumavi491,066inactivated vaccine
Al Gharbiaavi413,062inactivated vaccine
Al Gizaavi383,875inactivated vaccine
Al Ismaliaavi202,819inactivated vaccine
Al Meniaavi370,428inactivated vaccine
Al Monofiaavi2,673,651inactivated vaccine
Al Wadi Al Gadidavi110,853inactivated vaccine
Alexandriaavi364,825inactivated vaccine
Assiutavi495,388inactivated vaccine
Aswanavi79,894inactivated vaccine
Bani Sueifavi678,685inactivated vaccine
Damittaavi594,568inactivated vaccine
Kafr El Sheikhavi507,147inactivated vaccine
Kaliubiaavi525,459inactivated vaccine
Luxoravi38,294inactivated vaccine
Matrouhavi184,564inactivated vaccine
North Sinaiavi140,813inactivated vaccine
Port saidavi56,069inactivated vaccine
Qenaavi179,008inactivated vaccine
Sharkiaavi2,683,003inactivated vaccine
Sohagavi501,461inactivated vaccine
South Sinaiavi11,630inactivated vaccine
Suezavi60,415inactivated vaccine

* total number from 1 September to 31 October 2006.

Treatment of affected animals: no.

Vaccination prohibited: no.

Final report: no.

(1) RT-PCR: reverse transcriptase - polymerase chain reaction

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BLUETONGUE IN ITALY
Follow-up report No. 4

See also: 28 December 2006, 7 December 2006, 30 November 2006, 23 November 2006, 9 November 2006

Information received on 18 December 2006 from Dr Romano Marabelli, Head of the Department for Veterinary Public Health, Nutrition and Food Safety, Ministry of Public Health, Rome:

End of previous report period: 5 December 2006 (see Disease Information, 19 [49], 856, dated 7 December 2006).

End of this report period: 18 December 2006.

Identification of agent: bluetongue virus serotype 1.

Date of first confirmation of the event: 30 October 2006.

Date of start of the event: 15 October 2006.

Clinical disease: yes.

Nature of diagnosis: clinical and laboratory.

New outbreaks:

First administrative division (province)Lower administrative division (district)Type of epide-miolo-gical unitName of the locationDate of start of the outbreakSpe-ciesNumber of animals in the outbreaks
susceptiblecasesdeathsdestroyedslaugh-tered
SardegnaCagliarifarmBarracca Manna29 Nov. 2006ovi4603300
SardegnaCagliarifarmCalasetta7 Dec. 2006ovi1207200
SardegnaCagliarifarmCortiois5 Dec. 2006ovi3305200
SardegnaCagliarifarmCurcungionis5 Dec. 2006ovi1184200
SardegnaCagliarifarmCussorgia6 Dec. 2006ovi2007100
SardegnaCagliarifarmIs Carillus6 Dec. 2006ovi352200
SardegnaCagliarifarmIs Faddas2 Dec. 2006ovi461100
SardegnaCagliarifarmIs Mattas5 Dec. 2006ovi1082200
SardegnaCagliarifarmIs Pascalis11 Dec. 2006ovi4605300
SardegnaCagliarifarmIs Pintus7 Dec. 2006ovi15020300
SardegnaCagliarifarmIs Seis10 Dec. 2006ovi1703100
SardegnaCagliarifarmMagai8 Dec. 2006ovi25010100
SardegnaCagliarifarmMedau Becciu4 Dec. 2006cap110000
     ovi723100
SardegnaCagliarifarmMedaucuccu4 Dec. 2006ovi1405100
SardegnaCagliarifarmMercureddu7 Dec. 2006ovi2002100
SardegnaCagliarifarmPebidanu13 Nov. 2006ovi1,4506400
SardegnaCagliarifarmPiscina Sanguini9 Dec. 2006ovi1,2401000
SardegnaCagliarifarmSa Barra9 Dec. 2006ovi452100
SardegnaCagliarifarmSa Barra11 Dec. 2006ovi142100
SardegnaCagliarifarmSa Carrabia2 Dec. 2006ovi2307200
SardegnaCagliarifarmSa Erusci2Dec. 2006ovi2576300
SardegnaCagliarifarmS'Acqua Cotta4 Dec. 2006ovi4361000
SardegnaCagliarifarmSanta Lucia11 Dec. 2006ovi1705200
SardegnaCagliarifarmStagno Cirdu11 Dec. 2006ovi602100
SardegnaCagliarifarmSu De Su Ei2 Dec. 2006ovi2364200
SardegnaCagliarifarmSu Murghumgioni20 Nov. 2006ovi5201000
SardegnaCagliarifarmSu Pranu25 Nov. 2006ovi2862200
SardegnaCagliarifarmSu Pranu12 Dec. 2006ovi2003100
SardegnaCagliarifarmTeulada4 Dec. 2006ovi1541000
SardegnaCagliarifarmTeulada4 Dec. 2006ovi863100
SardegnaCagliarifarmTirongia6 Dec. 2006ovi4907100
SardegnaCagliarifarmTratalias7 Dec. 2006cap2200000
     ovi2326200
SardegnaCagliarifarmTriga11 Dec. 2006ovi952100
SardegnaCagliarifarmTului5 Dec. 2006ovi2653300
SardegnaCagliarifarmUta6 Dec. 2006ovi2701000
SardegnaCagliarifarmZinnigas30 Nov. 2006ovi7001000

Location of the outbreaks

Diagnosis:

Laboratory where diagnostic tests were performedSpecies examinedDiagnostic tests usedDatesResults
Istituto Zooprofilattico Sperimentale, Teramoovi

- antigen detection ELISA(1)

- real-time RT-PCR(2)

- serum neutralisation

- 30 Oct. 2006

- 3 Nov. 2006

- 3 Nov. 2006

positive

Source of outbreaks or origin of infection: vectors.

Control measures undertaken:

- movement control inside the country;

- screening.

Treatment of affected animals: no.

Vaccination prohibited: no.

Final report: no.

(1) ELISA: enzyme-linked immunosorbent assay

(2) RT-PCR: reverse transcriptase - polymerase chain reaction

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CLASSICAL SWINE FEVER IN ECUADOR
Follow-up report No. 1 (final report)

See also: 16 November 2006

Translation of information received on 18 December 2006 from Dr Gustavo F. Miño Verdesoto, Ministry of Agriculture and Livestock, Department of Animal Health Emergency and Epidemiological Surveillance, Quito:

End of previous report period: 15 November 2006 (see Disease Information, 19 [46], 799, dated 16 November 2006).

End of this report period: 18 December 2006.

Identification of agent: classical swine fever virus.

Date of first confirmation of the event: 16 October 2006.

Date of start of the event: 16 October 2006.

No new outbreaks have occurred since 30 November 2006. Disease control measures are being applied in accordance with the epidemiological surveillance system of SESA (Ecuadorian Animal and Plant Health Inspection Service). To encourage reporting and to raise awareness in the field of animal diseases, efforts are being made to promote the organisation of meetings for small-scale producers. The outbreaks are considered ended.

Final report: yes.

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HIGHLY PATHOGENIC AVIAN INFLUENZA IN VIETNAM

See also: 21 September 2006, 31 August 2006, 23 February 2006, 26 January 2006, 26 January 2006, 2 December 2005

(Date of previous outbreak of highly pathogenic avian influenza in Vietnam reported to the OIE: August 2006).

Immediate notification report

Information received on 19 December 2006 from Dr Bui Quang Anh, Director, Department of Animal Health, Ministry of Agriculture and Rural Development, Hanoi:

Report date: 19 December 2006.

Reason for immediate notification: re-occurrence of a listed disease or infection in a country or zone/compartment following a report declaring the outbreak(s) ended.

Identification of agent: highly pathogenic avian influenza virus type H5N1.

Date of first confirmation of the event: 19 December 2006.

Date of start of the event: 6 December 2006.

Clinical disease: yes.

Nature of diagnosis: clinical and laboratory.

Description of the outbreaks:

First administrative division (province)Lower administrative divisionType of epide-miolo-gical unitName of the locationDate of start of the outbreakSpe-ciesNumber of animals in the outbreaks
susceptiblecasesdeathsdestroyedslaugh-tered
Bac LieuHoa BinhvillageVinh Binh19 Dec. 2006avi4,4503,5503,5509000
Ca MauTran Van ThoivillageRach Lum B19 Dec. 2006avi4,5002,5232,5231,5000

Affected population:

- outbreak in Vinh Binh: unvaccinated one-month-old ducks;

- outbreak in Rach Lum B: unvaccinated chickens and ducks older than one month.

Diagnosis:

Laboratory where diagnostic tests were performedSpecies examinedDiagnostic tests usedDateResults
Region VII Animal Health Officeavireal-time RT-PCR(1)19 Dec. 2006positive

Source of outbreaks or origin of infection: unknown or inconclusive.

Control measures

A. Undertaken:

- modified stamping out;

- quarantine;

- movement control inside the country;

- disinfection of infected premises/establishment(s).

B. To be undertaken:

- control of wildlife reservoirs;

- screening;

- zoning;

- vaccination.

Treatment of affected animals: no

Vaccination prohibited: no

Final report: no.

(1) real-time RT-PCR: real-time reverse transcriptase - polymerase chain reaction

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EPIZOOTIC HAEMORRHAGIC DISEASE IN ALGERIA

(Disease never reported before in Algeria).

Immediate notification report

Translation of information received on 19 December 2006 from Dr Rachid Bouguedour, Director of Animal Health Services, Ministry of Agriculture and Rural Development, Algiers:

Report date: 18 December 2006.

Reason for immediate notification: an emerging disease with significant morbidity or mortality, or zoonotic potential.

Identification of agent: Orbivirus.

Date of first confirmation of the event: 31 August 2006.

Date of start of the event: 19 July 2006.

Clinical disease: yes.

Nature of diagnosis: clinical and laboratory.

Morbidity rate: 8%.

Mortality rate: 0.5%.

Details of outbreaks:

First administrative division (wilaya)Type of epide-miolo-gical unitName of the locationDate of start of the outbreakSpe-ciesNumber of animals in the outbreaks
susceptiblecasesdeathsdestroyedslaugh-tered
MedeafarmBerouaghia19 July 2006bov263000
MedeafarmBoughezoul24 Aug. 2006bov331100
MedeafarmTafraoui27 Aug. 2006bov272000
DjelfafarmHassi bahbah12 Sept. 2006bov305000
LaghouatfarmAflou15 Sept. 2006bov171000
DjelfafarmCharef16 Sept. 2006bov161000
LaghouatfarmAflou18 Sept. 2006bov212000

Diagnosis:

Laboratory where diagnostic tests were performedSpecies examinedDiagnostic tests usedDateResults
OIE Reference Laboratory, Pirbright (United Kingdom)bovnested RT-PCR(1)13 Dec. 2006positive

Source of outbreaks or origin of infection: vectors.

Control measures undertaken:

- control of arthropods;

- quarantine;

- disinfection of infected premises/establishment(s);

- dipping/spraying.

Treatment of affected animals: yes. Antibiotics and rehydration therapy.

Other details/comments: the outbreaks are considered to be resolved.

Final report: yes.

(1) RT-PCR: reverse transcriptase - polymerase chain reaction

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AVIAN INFLUENZA IN ROMANIA
Follow-up report No. 4 (final report)

See also: 15 June 2006, 8 June 2006, 25 May 2006, 18 May 2006, 4 May 2006, 30 March 2006, 23 March 2006, 16 March 2006, 9 March 2006

Information received on 20 December 2006 from Dr Gabriel Predoi, Director General, National Sanitary Veterinary and Food Safety Authority, Bucharest:

End of previous report period: 14 June 2006 (see Disease Information, 19 [24], 465, dated 15 June 2006).

End of this report period: 20 December 2006

Identification of agent: avian influenza virus subtype H5.

Date of first confirmation of the event: 14 May 2006.

Date of start of the event: 6 May 2006.

Article 2.7.12.4. of the OIE Terrestrial Animal Health Code states that a country may regain its status as an avian influenza-free country 90 days after “a stamping-out policy (including disinfection of all affected establishments) is applied, providing that surveillance in accordance with Appendix 3.8.9. has been carried out during that three-month period”.

The last culling and disinfection were completed on 1 July 2006. Since then, clinical and virological surveillance, conducted intensively nation-wide, have found no positive cases of highly pathogenic avian influenza. Ninety days after this date, no cases have been confirmed positive for highly pathogenic avian influenza. The event is considered resolved. Romania therefore declares having regained its status as a highly pathogenic avian influenza-free country on 1 October 2006.

Final report: yes.

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