Acute, usually self-limited, viral infection
Transmission: By dispersion in small-particle aerosols created by sneezing, coughing, and talking
Virus is deposited on respiratory tract e...
Complicated by similar acute infections caused by other respiratory viruses
CDC defines influenza-like illness (ILI) as cough or sore throat in a patient with fever >100°F and no alternati...
Hypoxia (pneumonia or reactive airway disease)
Alteration in mental status
Become familiar with online CDC weekly update since flu changes each season.
In most patients, neither testing nor antiviral treatment is necessary.
In patients with respiratory dist...
Call SA, Vollenweider MA, Hornung CA, et al. Does this patient have influenza? JAMA. 2005;293:987–997.
CDC 2012 flu update: http://www.cdc.gov/flu/professionals/index.htm
487.1 Influenza with other respiratory manifestations
488.02 Influenza due to identified avian influenza virus with other respiratory manifestations
488.82 Influenza due to identified novel in...
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