12/31/09
Update: Update 81 / week 51
As of 27 December 2009, worldwide more than 208 countries have reported laboratory confirmed cases of pandemic influenza H1N1 2009, including at least 12.220 deaths.
In the northern hemisphere: In North America, influenza transmission remains widespread but has declined substantially in all countries.
In Europe: the most active areas of pandemic influenza transmission currently are in central and eastern Europe, as Georgia, Montenegro, and Ukraine. The situation is similar in southern and eastern Europe, particularly in Greece, Poland, Bulgaria, Serbia, Ukraine, and the Urals Region of the Russian Federation. In Western Europe, influenza transmission remains active and widespread, but overall disease activity has peaked. .
In Western and Central Asia, limited data suggest that influenza virus circulation remains active throughout the region, however disease trends remain variable. Israel, Iran, Iraq, Oman, and Afghanistan also appear to have passed their peak period of transmission within the past month.
In East Asia, influenza transmission remains similar to last week . Influenza activity has recently peaked and begun to decline in Japan. I In southern Asia, influenza activity continues to increase in the northern parts of India, Nepal and Sri Lanka.
In the tropical zone of Central and South America and the Caribbean, influenza transmission remains geographically widespread but overall disease activity has been declining in most areas .
As of 27 December 2009, worldwide more than 208 countries have reported laboratory confirmed cases of pandemic influenza H1N1 2009, including at least 12.220 deaths.
In the northern hemisphere: In North America, influenza transmission remains widespread but has declined substantially in all countries.
In Europe: the most active areas of pandemic influenza transmission currently are in central and eastern Europe, as Georgia, Montenegro, and Ukraine. The situation is similar in southern and eastern Europe, particularly in Greece, Poland, Bulgaria, Serbia, Ukraine, and the Urals Region of the Russian Federation. In Western Europe, influenza transmission remains active and widespread, but overall disease activity has peaked. .
In Western and Central Asia, limited data suggest that influenza virus circulation remains active throughout the region, however disease trends remain variable. Israel, Iran, Iraq, Oman, and Afghanistan also appear to have passed their peak period of transmission within the past month.
In East Asia, influenza transmission remains similar to last week . Influenza activity has recently peaked and begun to decline in Japan. I In southern Asia, influenza activity continues to increase in the northern parts of India, Nepal and Sri Lanka.
In the tropical zone of Central and South America and the Caribbean, influenza transmission remains geographically widespread but overall disease activity has been declining in most areas .
In the temperate region of the southern hemisphere, sporadic cases of pandemic influenza continued to be reported without evidence of sustained community transmission.
Source: WHO
