OIE: Highly pathogenic avian influenza, Chinese Taipei

Summary

Report type	Follow-up report No. 112
Date of start of the event	07/01/2015
Date of confirmation of the event	11/01/2015
Report date	08/10/2018
Date submitted to OIE	08/10/2018
Reason for notification	Recurrence of a listed disease
Date of previous occurrence	23/07/2014
Manifestation of disease	Clinical disease
Causal agent	Highly pathogenic avian influenza virus
Serotype	H5N2
Nature of diagnosis	Clinical, Laboratory (advanced)
This event pertains to	the whole country
Related reports	Immediate notification (12/01/2015) Follow-up report No. 1 (13/01/2015) Follow-up report No. 2 (15/01/2015) Follow-up report No. 3 (16/01/2015) Follow-up report No. 4 (19/01/2015) Follow-up report No. 5 (21/01/2015) Follow-up report No. 6 (28/01/2015) Follow-up report No. 7 (04/02/2015) Follow-up report No. 8 (11/02/2015) Follow-up report No. 9 (17/02/2015) Follow-up report No. 10 (26/02/2015) Follow-up report No. 11 (04/03/2015) Follow-up report No. 12 (12/03/2015) Follow-up report No. 13 (19/03/2015) Follow-up report No. 14 (25/03/2015) Follow-up report No. 15 (02/04/2015) Follow-up report No. 16 (14/04/2015) Follow-up report No. 17 (17/04/2015) Follow-up report No. 18 (24/04/2015) Follow-up report No. 19 (01/05/2015) Follow-up report No. 20 (11/05/2015) Follow-up report No. 21 (18/05/2015) Follow-up report No. 22 (29/05/2015) Follow-up report No. 23 (04/06/2015) Follow-up report No. 24 (12/06/2015) Follow-up report No. 25 (18/06/2015) Follow-up report No. 26 (07/07/2015) Follow-up report No. 27 (13/07/2015) Follow-up report No. 28 (20/07/2015) Follow-up report No. 29 (27/07/2015) Follow-up report No. 30 (31/07/2015) Follow-up report No. 31 (11/08/2015) Follow-up report No. 32 (24/08/2015) Follow-up report No. 33 (04/09/2015) Follow-up report No. 34 (02/10/2015) Follow-up report No. 35 (21/10/2015) Follow-up report No. 36 (30/10/2015) Follow-up report No. 37 (08/12/2015) Follow-up report No. 38 (04/01/2016) Follow-up report No. 39 (15/01/2016) Follow-up report No. 40 (02/02/2016) Follow-up report No. 41 (22/02/2016) Follow-up report No. 42 (07/03/2016) Follow-up report No. 43 (11/04/2016) Follow-up report No. 44 (19/04/2016) Follow-up report No. 45 (05/05/2016) Follow-up report No. 46 (20/06/2016) Follow-up report No. 47 (21/09/2016) Follow-up report No. 48 (17/10/2016) Follow-up report No. 49 (09/01/2017) Follow-up report No. 50 (06/02/2017) Follow-up report No. 51 (01/03/2017) Follow-up report No. 52 (07/03/2017) Follow-up report No. 53 (17/03/2017) Follow-up report No. 54 (20/03/2017) Follow-up report No. 55 (27/03/2017) Follow-up report No. 56 (10/04/2017) Follow-up report No. 57 (11/04/2017) Follow-up report No. 58 (01/05/2017) Follow-up report No. 59 (08/05/2017) Follow-up report No. 60 (15/05/2017) Follow-up report No. 61 (03/06/2017) Follow-up report No. 62 (07/06/2017) Follow-up report No. 63 (16/06/2017) Follow-up report No. 64 (23/06/2017) Follow-up report No. 65 (27/06/2017) Follow-up report No. 66 (03/07/2017) Follow-up report No. 67 (11/07/2017) Follow-up report No. 68 (17/07/2017) Follow-up report No. 69 (24/07/2017) Follow-up report No. 70 (31/07/2017) Follow-up report No. 71 (07/08/2017) Follow-up report No. 72 (22/08/2017) Follow-up report No. 73 (31/08/2017) Follow-up report No. 74 (05/09/2017) Follow-up report No. 75 (11/10/2017) Follow-up report No. 76 (30/10/2017) Follow-up report No. 77 (06/11/2017) Follow-up report No. 78 (13/11/2017) Follow-up report No. 79 (20/11/2017) Follow-up report No. 80 (29/11/2017) Follow-up report No. 81 (12/12/2017) Follow-up report No. 82 (29/12/2017) Follow-up report No. 83 (05/01/2018) Follow-up report No. 84 (15/01/2018) Follow-up report No. 85 (16/01/2018) Follow-up report No. 86 (23/01/2018) Follow-up report No. 87 (29/01/2018) Follow-up report No. 88 (09/02/2018) Follow-up report No. 89 (12/02/2018) Follow-up report No. 90 (23/02/2018) Follow-up report No. 91 (26/02/2018) Follow-up report No. 92 (05/03/2018) Follow-up report No. 93 (12/03/2018) Follow-up report No. 94 (20/03/2018) Follow-up report No. 95 (09/04/2018) Follow-up report No. 96 (16/04/2018) Follow-up report No. 97 (27/04/2018) Follow-up report No. 98 (01/05/2018) Follow-up report No. 99 (15/05/2018) Follow-up report No. 100 (21/05/2018) Follow-up report No. 101 (28/05/2018) Follow-up report No. 102 (04/06/2018) Follow-up report No. 103 (11/06/2018) Follow-up report No. 104 (26/06/2018) Follow-up report No. 105 (02/07/2018) Follow-up report No. 106 (12/07/2018) Follow-up report No. 107 (07/08/2018) Follow-up report No. 108 (21/08/2018) Follow-up report No. 109 (04/09/2018) Follow-up report No. 110 (10/09/2018) Follow-up report No. 111 (26/09/2018) Follow-up report No. 112 (08/10/2018)

New outbreaks (1)

Outbreak 1 (2018-pt-1)

Zhutian Township, Pingtung County

Date of start of the outbreak

23/09/2018

Outbreak status

Continuing (or date resolved not provided)

Epidemiological unit

Not applicable

Affected animals

Species	Susceptible	Cases	Deaths	Killed and disposed of	Slaughtered
Birds		60	60	0	0

Affected population

Dead duck(2018-pt-1)

Summary of outbreaks

Total outbreaks: 1

Total animals affected

Species	Susceptible	Cases	Deaths	Killed and disposed of	Slaughtered
Birds		60	60	0	0

Outbreak statistics

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

*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
Epidemiological comments	Samples from Pingtung County were sent to the National Laboratory, Animal Health Research Institute (AHRI) for diagnosis. Highly pathogenic avian influenza H5N2 subtype was confirmed by AHRI. The sampling spot was disinfected. Surrounding poultry farms within 3 km radius of the infected farm are under intensified surveillance for three months.

Control measures

Measures applied	Disinfection / Disinfestation Screening Traceability Quarantine Surveillance outside containment and/or protection zone Official destruction of animal products Official disposal of carcasses, by-products and waste Stamping out Surveillance within containment and/or protection zone Vaccination prohibited No treatment of affected animals
Measures to be applied	No other measures

Diagnostic test results

Laboratory name and type	Species	Test	Test date	Result
Animal Health Research Institute (National laboratory)	Birds	gene sequencing	28/09/2018	Positive
Animal Health Research Institute (National laboratory)	Birds	reverse transcription - polymerase chain reaction (RT-PCR)	27/09/2018	Positive

Future Reporting

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