WHO: Pandemic (H1N1) 2009 – update 107: 2 July 2010

The WHO continues to issue weekly updates and occasional briefing notes on the H1N1 pandemic at http://www.who.int/csr/disease/swineflu/en/index.html

Pandemic (H1N1) 2009 – update 107
Weekly update
2 July 2010
As of 27 June, worldwide more than 214 countries and overseas territories or communities have reported laboratory confirmed cases of pandemic influenza H1N1 2009, including over 18239 deaths…

Situation update:
Summary: Worldwide, overall pandemic and seasonal influenza activity remains low. In the temperate regions of the Southern Hemisphere, Chile, and Argentina report low activity and only sporadic detections of both pandemic and seasonal influenza viruses during the early part of winter. South Africa, New Zealand, and Australia have all recently noted slight increases in the rate of respiratory disease. South Africa recently reported their first case of confirmed H1N1; however, the predominant influenza virus there currently is seasonal influenza A(H3N2). The H3N2 virus detected in South Africa is similar to the Perth-like strain, which is currently a component of the trivalent seasonal influenza vaccine. Active transmission of pandemic influenza virus still persists in localized areas of the tropics, particularly in South and Southeast Asia, the Caribbean and West Africa. During the last 2 to 3 weeks, seasonal influenza H3N2 viruses have also been detected at increasing levels in Nicaragua, and low levels or sporadically in Australia, Central America, South Africa and East Africa. Global circulation of seasonal influenza virus type B viruses persists at low levels in parts of East Asia, Central Africa, and Central America…

More at: http://www.who.int/csr/don/2010_07_02/en/index.html

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