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Avian influenza – situation in Viet Nam - update
31 August 2007
WHO has introduced an External Quality Assessment Project (see description of EQA project) for national reference laboratories for the detection of subtype influenza A viruses by polymerase chain reaction (PCR) testing and has now amended the criteria for accepting confirmed cases of A(H5) infection (see amended WHO criteria).
Based on the amended criteria, the Ministry of Health of Viet Nam confirms the following 5 additional cases of human infection with H5N1 avian influenza, including 4 deaths, in the country. The table of cumulative number of confirmed human cases has been amended accordingly.
| Sex | Age | Location | Onset date | Hospitalized | Outcome | |
F | 28 | Ha Nam | 3 Jun 07 |
6 Jun 07 | Died 21 Jun 07 | |
M | 29 | Thanh Hoa | 30
May 07 | 31 May 07 | Recovered | |
M | 20 | Ha Tay |
2 Jun 07 | 8 Jun 07 | Died 10 Jun 07 | | F |
22 | Ha Tay | 20 Jul 07 |
22 Jul 07 | Died 28 Jul 07 | | M |
15 | Thanh Hoa | 27 Jul 07 | 1
Aug 07 | Died 3 Aug 07 |
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