Influenza:

!Orthomyxoviridae! Surface proteins Neuraminidase (N) and Hemagglutinin (H) High fever, sore throat, myalgia, retroorbital headache, nausea, vomiting diarrhea, pneumonia RT-PCR or viral culture of nasopharyngeal or throat secretions, Rapid antigen tests Type A viruses  Drift and Shift = Pandemics / Seasonal epidemics Type B viruses  Drift = Seasonal epidemics Neuraminidase inhibitors: Oseltamivir, and Zanamivir