WAHID Interface - OIE World Animal Health Information Database

Highly pathogenic avian influenza,
Bangladesh

Information received on 17/12/2008 from Dr Salehuddin Khan , Director, Department of Livestock Services, Department of Livestock Services, Dhaka, Bangladesh

Summary

Report type	Follow-up report No. 9
Start date	05/02/2007
Date of first confirmation of the event	22/03/2007
Report date	17/12/2008
Date submitted to OIE	17/12/2008
Reason for notification	First occurrence of a listed disease
Manifestation of disease	Clinical disease
Causal agent	Highly pathogenic avian influenza virus
Serotype	H5N1
Nature of diagnosis	Suspicion, Clinical, Laboratory (basic), Laboratory (advanced), Necropsy
This event pertains to	the whole country
Related reports	Immediate notification (30/03/2007) Follow-up report No. 1 (30/04/2007) Follow-up report No. 2 (24/05/2007) Follow-up report No. 3 (08/07/2007) Follow-up report No. 4 (17/12/2007) Follow-up report No. 5 (16/03/2008) Follow-up report No. 6 (24/04/2008) Follow-up report No. 7 (11/06/2008) Follow-up report No. 8 (20/11/2008) Follow-up report No. 9 (17/12/2008) Follow-up report No. 10 (06/01/2009) Follow-up report No. 11 (22/01/2009) Follow-up report No. 12 (29/01/2009) Follow-up report No. 13 (03/02/2009) Follow-up report No. 14 (10/02/2009) Follow-up report No. 15 (26/02/2009) Follow-up report No. 16 (12/03/2009) Follow-up report No. 17 (13/04/2009) Follow-up report No. 18 (17/06/2009) Follow-up report No. 19 (14/07/2009) Follow-up report No. 20 (20/09/2009) Follow-up report No. 21 (20/01/2010) Follow-up report No. 22 (31/01/2010)

New outbreaks
Outbreak 1 Islamia poultry farm, Shalidha, Norsingdi, DHAKA

Date of start of the outbreak 10/12/2008

Outbreak status Resolved (11/12/2008)

Epidemiological unit Farm
Affected animals

Species Susceptible Cases Deaths Destroyed Slaughtered
Birds 3645 105 105 3540 0

Affected Population a commercial farm
Outbreak 2 Hamid poultry farm, Kamal Kachna, Rangpur, RAJSHAHI

Date of start of the outbreak 29/11/2008

Outbreak status Resolved (29/11/2008)

Epidemiological unit Farm
Affected animals

Species Susceptible Cases Deaths Destroyed Slaughtered
Birds 255 14 14 241 0

Affected Population a commercial farm
Summary of outbreaks Total outbreaks: 2
Total animals affected

Species Susceptible Cases Deaths Destroyed Slaughtered
Birds 3900 119 119 3781 0

Outbreak statistics

Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Birds 3.05% 3.05% 100.00% 100.00%

* 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 Movement control was implemented within a 10-km-radius zone around the outbreak.

Control measures

Measures applied
Stamping out
Movement control inside the country
Disinfection of infected premises/establishment(s)
Vaccination prohibited
No treatment of affected animals

Measures to be applied
No other measures

Diagnostic test results
Laboratory name and type Bangladesh Livestock Research Institute, Savar, Dhaka (National laboratory)

Tests and results

Species Test Test date Result
Birds polymerase chain reaction (PCR) 11/12/2008 Positive

Laboratory name and type Field Disease Investigation Laboratory, Joypurhat (National laboratory)

Tests and results

Species Test Test date Result
Birds rapid tests 29/11/2008 Positive

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

Map of outbreak locations

Location of current outbreaks

Click on map to zoom in.