Influenza News

Social interaction influences how H1N1 influenza outbreaks spread across schools, communities and households, researchers have found.

During the week of Feb. 13 to Feb. 19, 2,866 of 9,154 specimens tested by WHO and the National Respiratory and Enteric Virus Surveillance System were positive for influenza, bringing the total number of influenza cases to 32,446 since Oct. 3, according to the CDC’s weekly FluView Report.

During the week of Feb. 6 to Feb. 12, 3,306 of 9,448 specimens tested by WHO and the National Respiratory and Enteric Virus Surveillance System were positive for influenza, bringing the total number of influenza cases to 27,832 since Oct. 3, according to the CDC’s weekly FluView Report.

During the week of Jan. 30 to Feb. 5, 2,377 of 7,511 specimens tested by WHO and the National Respiratory and Enteric Virus Surveillance System were positive for influenza, bringing the total number of influenza cases to 22,641 since Oct. 3, according to the CDC’s weekly FluView report.

Peer-to-peer interaction influences how H1N1 influenza outbreaks spread across schools, communities and households, researchers have found.

During the week of Jan. 23 to Jan. 29, 2,044 of 6,209 specimens tested by WHO and the National Respiratory and Enteric Virus Surveillance System were positive for influenza. This brings the total number of influenza cases to 18,454 since Oct. 3, according to the CDC’s weekly FluView report.

The 2008-2009 seasonal flu vaccine neither prevented nor increased the risk for medically attended pandemic H1N1 infection in a cohort of children, according to a study.

ARLINGTON, Va. — Despite the safety and efficacy of the current influenza vaccine, improvements are needed in terms of vaccine technology and development, Arnold Monto, MD, FIDSA, said during a presentation here.

Officials with the FDA and the CDC noted an increase in reports of febrile seizures among young children who received the trivalent inactivated influenza vaccine made by Sanofi Pasteur, Fluzone.

ARLINGTON, Va. — The 2009 H1N1 pandemic allowed a unique opportunity to review viral diagnostic testing for influenza. Depending on the diagnostic method, clinicians should remember that performance may vary depending upon the patient’s age, test type, laboratory, or issues with specimen collection and transport, according to Richard L. Hodinka, PhD.