Arkansas is on the list of 47 states reporting widespread influenza activity, but is not yet on the list of states (24 total at last report, down from 29 the week before) that are reporting high flu-like illness activity.
Since October 1, 2012, CDC has antigenically characterized 521 influenza viruses, including 17 2009 influenza A (H1N1) viruses, 327 influenza A (H3N2) viruses and 177 influenza B viruses.
- All 17 of the 2009 influenza A (H1N1) viruses were characterized as A/California/7/2009-like. This is the influenza A (H1N1) component of the Northern Hemisphere vaccine for the 2012-2013 season.
- Of the 327 influenza A (H3N2) viruses, 325 (99-percent) were characterized as A/Victoria/361/2011-like. This is the influenza A (H3N2) component of the Northern Hemisphere influenza vaccine for the 2012-2013 season.
- Approximately 67-percent of the 177 influenza B viruses belonged to the B/Yamagata lineage of viruses, and were characterized as B/Wisconsin/1/2010-like, the influenza B component for the 2012-2013 Northern Hemisphere influenza vaccine. The remaining 33-percent of the tested influenza B viruses belonged to the B/Victoria lineage of viruses.
Click here for the complete flu summary from the CDC.