(CIDRAP News) US health officials today gave a mixed report on influenza activity for last week, saying overall activity decreased slightly but more states reported widespread flu than the week before.
In Europe, meanwhile, flu activity increased in several countries, and the United Kingdom and Denmark reported high flu circulation, according to the World Health Organization's (WHO's) European Regional Office.
(CIDRAP News) – A five-country study from Europe indicates that the use of adjuvanted vaccines against the pandemic H1N1 influenza virus probably did not increase the risk of Guillain-Barre syndrome (GBS), but the investigators could not firmly rule out a slightly greater chance of suffering the paralytic condition.
(CIDRAP News) – The European Centre for Disease Prevention and Control (ECDC) today confirmed a link between narcolepsy and pandemic 2009 H1N1 vaccination in children in Finland and Sweden, the two countries that originally reported a problem with the vaccine.
Editor's Note: The fourth paragraph was revised on Jan 2 to clarify the current situation regarding H3N2 dominance.
(CIDRAP News) – US influenza activity continued its ascent last week, judging from the high volumes of patients seeking care for the disease at doctors' offices, while flu indicators in Europe showed a clear spike, according to the latest surveillance reports.
(CIDRAP News) – Deaths from pneumonia and flu in the United States rose sharply last week, with a rise in hospitalizations that continues to hit older people the hardest, though other disease indicators showed declines, the US Centers for Disease Control and Prevention (CDC) reported today.
(CIDRAP News) – A large study of narcolepsy background rates in six European countries before and after 2009 H1N1 pandemic vaccine campaigns confirmed increases in Finland and Sweden—the two countries that first reported the problem—but also detected a rise in Denmark.