Thailand:Avian Influenza surveillance in human As at October 13, 2005
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Avian Influenza surveillance in human
As at October 13, 2005.
Bureau of Epidemiology, Department of Diseases Control, Ministry of Public Health
I. Avian Influenza in human situation 2005
-
No new confirm case.
-
New case = 8; 4 provinces; Five cases from Sukhothai, and one each from Pathumthani, Samutsakhon and Phichit.
-
Case under investigation, either additional clinical information or past history of risk factors are needed = 5; 2 provinces; Four cases from Sukhothai and 1 from Phichit. (Table 1)
-
Excluded cases, either the findings did not comply with the definitions or laboratory result revealed other causes : 1,081 cases.
II. Avian Influenza in human situation 2004
-
Confirmed cases by laboratory detection of Influenza A (H5N1).
Total = 17; recovered = 5 and deaths = 12 -
Probable case, because the signs complied with the definitions or died or respiratory failure or preliminary laboratory result.
revealed influenza group A infection = 1; death = 1 -
Suspected cases, which the signs complied with the definitions.
Total = 22; recovered = 13 and deaths = 9
III. Avian Influenza International Situation, www.who.int
World Health Organization had reported H5N1 confirmed cases since 26 December 2004, to 10 October 2005 = 117, with 60 deaths in 4 countries; Vietnam = 91, with 41 deaths; Four confirmed dead cases from Cambodia; 17 cases with 12 deaths in Thailand; and Indonesia = 5, with 3 deaths. (Table 2)
IV. Domestic Avian Influenza in poultry situation
Avian influenza in poultry situation on the Department of Livestock Development web site (www.dld.go.th); since July 1 to October 13, 2005; 4 province, 10 tambons; Kamphaengphet (4 tambons), Nakhonpathom (2 tambons), Kanchanaburi (2 tambons) and Suphanburi (1 tambon) were infected areas and the areas where 21 days of surveillance are not completed. The areas waiting for laboratory result = 15 provinces; 44 tambons.
Table 1 : Details of 5 cases under investigation.
No. Sex Age Province Contact poultry Dead poultry Contact pneumonia patient Onset Diagnosis Laboratory result 1 M 13 Sukhothai No Yes No Oct 11, 2005 Pneumonia waiting 2 F 6 Sukhothai No Yes No Oct 11, 2005 Influenza waiting 3 M 65 Sukhothai Yes No No Oct 11, 2005 Influenza waiting 4 M 4 Sukhothai No No No Oct 11, 2005 Influenza waiting 5 M 41 Phichit Yes Yes No Oct 10, 2005 URI waiting
(yrs.)
Table 2 : Details of confirmed H5N1 cases.
|
Duration |
Indonesia |
Cambodia |
Thailand |
Vietnamm |
TOTAL | |||||
|
|
Case |
Dead |
Case |
Dead |
Case |
Dead |
Case |
Dead |
Case |
Dead |
|
26 December - 10 March 2004 |
0 |
0 |
0 |
0 |
12 |
8 |
23 |
16 |
35 |
24 |
|
19 July - 8 October 2004 |
0 |
0 |
0 |
0 |
5 |
4 |
4 |
4 |
9 |
8 |
|
16 December 2004 - 10 October 2005 |
5 |
3 |
4 |
4 |
0 |
0 |
64 |
21 |
73 |
28 |
|
Summary |
5 |
3 |
4 |
4 |
17 |
12 |
91 |
41 |
117 |
60 |
*Patient definition:
- Suspected : Individual who has body temperature 38°C and one of these symptoms; muscle pain, cough, breathing difficulty, or shortness of breath, or the physician suspicious of pneumonia or influenza plus history of direct contacting sick or dead poultry within the last 7 days or unusual dead of poultry in the village within the last 14 days,
- Probable : suspected case with preliminary laboratory result of influenza A infection but strain not known either human or avian influenza yet or respiratory failure or dead,
- Confirmed : suspected case with final laboratory result indicated influenza A (H5) of which is avian strain by PCR or by virus culture,
- Excluded : any patient who is not compatible with the aforementioned definition or laboratory result proved to be other causes.
- Being under investigation : any patient, whose additional data or information either clinical or contact history in risk area are needed before any conclusion could be made.
- USCDC: Avian Influenza A(H5N1) U.S. Situation Update and CDC Activities 1 days ago
- USCDC: Urgent field correction notice 2 days ago
- Joint FAO/WHO/WOAH preliminary assessment of recent influenza A(H5N1) viruses 2 days ago
- Primers and probes for H5 and N1 qRT-PCR detection [CNIC] 3 days ago
- USDA: Actions to Protect Livestock Health From Highly Pathogenic H5N1 Avian Influenza 4 days ago
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