As of week 43 (ending 10/26/2019), overall influenza activity remains low throughout the county.
The most frequently identified influenza virus type reported by Orange County Public Health Laboratory was influenza A/H3 virus.
No influenza-associated deaths in persons under the age of 65 years have been reported to Orange County Public Health so far this season, which started September 30, 2019.
Influenza vaccination is always the best way to prevent influenza and its potentially serious complications. Go to ochealthinfo.com/flu to find out where you can get an influenza shot in Orange County.
For the most up-to-date surveillance information, including highlights from 2018-2019 influenza season, visit our influenza surveillance webpage.
State & National Influenza Update:
Seasonal influenza activity in the United States, including California, remains low.
Two pediatric influenza-associated deaths occurred in the U.S. during week 41 (ending 10/12/2019). One death was associated with influenza A (unknown subtype), the other was influenza B/Victoria.
Influenza A/H3 and Influenza B viruses have been co-circulating so far this season.
Clinical News:
A survey conduct by CDC found only 54% of pregnant women were vaccinated against the flu during the 2018-2019 season (link). Vaccination of pregnant women is particularly important, as they are at disproportionate risk of severe illness due to influenza.
