Influenza H1N1 Introduction
What is Influenza A H1N1? Influenza virus Family Orthomyxoviridae 2 important surface proteins Haemagglutinin (H) Neuraminidase (N) Frequent changes in surface proteins causes antigenic drifts and antigenic drifts
So what? Changes in viral make up can create a completely new strain of virus No immunity No previous infection No vaccination Faster spread of disease among the population
Epidemiology Center for Disease Control and Prevention, 2009
Epidemiology Center for Disease Control and Prevention, 2009
Epidemiology Those who are hospitalized have underlying co-morbid conditions Asthma, diabetes, heart disease and pregnancy – greater risk of serious flu-related complications
Epidemiology Center for Disease Control and Prevention, 2009
Pathophysiology Video
What are we doing? DOH H1N1 website Disaster response protocols Surveillance of travelers Basic hand hygiene campaign
CDC Dr. Joe Bresee