Influenza-like Illness Visits & Influenza Labs as of December 10, 2012. Percent of Flu Doses Administered by Public and Private Sectors, Virginia Influenza Season 2012-13. Source: VIIS and WebVISION data through week ending 12/7/2012, as of 12/11/2012.
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Changes in the A(H3N2) and B strains, compared with last season’s vaccine:
Same: A/California/7/2009 (H1N1)pdm09
ED/urgent care visits for influenza-like illness (ILI)
Sentinel physicians; DFA/PCR/culture by labs
Influenza Incidence Surveillance Project (IISP)
Weekly activity level reporting (Oct – May)
Influenza-associated pediatric deaths
Districts notified of any suspect novel influenza occurrences should contact DSI immediately.
Notify Regional Epi
Novel influenza cases are reportable in VA
Special case report form
Submit specimens for testing; alert DCLS that a novel virus is suspected
Enhanced surveillance for cases of H3N2v this season
Patients meeting both of the following criteria should be tested:
Fever with cough and/or sore throat (usual ILI definition)
Direct contact with swine within the 7 days preceding onset OR an epidemiologic link to a confirmed case of influenza A H3N2v infection
If provider interested in testing and/or patient meets criteria:
Ask provider to collect NP swab, place in viral transport media (or provide a DCLS flu test kit to them) and complete DCLS specimen submission form
Note outbreak ID: RES989H3N2vSurv12 on the DCLS form
Confer with DSI, through regional epidemiologist to be sure there is agreement patient warrants testing and ensure that DCLS knows a specimen is on the way
Submit the specimen to DCLS