Monday, December 5, 2011

Another Swine Flu variant crosses over

It was reported last week that three children in Iowa contracted a swine-origin triple reassortment influenza A (H3N2). You may recall the H1N1 pandemic in 2009 started in the US in a similar fashion with cases in children in California and Texas before the HS outbreak in New York City. None of children were hospitalized and all recovered. Person-to-person transmission is suspected and these cases bring the total of swine-origin H3N2 infections in humans to 18. Because very few people with influenza actually get tested and diagnosed there likely have been more of these cases. What does it mean? Will there be another pandemic? As far as public health officials in Iowa can tell sustained transmission is not happening, so a pandemic seems unlikely. At least for now. Meanwhile, in NYC, the flu season hasn't yet arrived.

http://www.cdc.gov/mmwr/preview/mmwrhtml/mm6047a3.htm?s_cid=mm6047a3_w

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