Influenza Flashcards
1
Q
How many strain on influenza virus exist?
A
Three A, B and C, they are all single strand RNA viruses
2
Q
How man Hemaglutinins exist? How many Neuraminidases?
A
16 H
9 N
3
Q
To what extent do immunizations reduce influenza mortality in the elderly?
A
< 5 %
4
Q
What are sx of Vain FLu H5N1?
A
Viral pneumonia with HA, myalgia, fever, cough and sore throat leading to ARDS.
5
Q
What are the 2 types of Avian flu?
A
Low pathogenicity- LPAI
High pathogenicity- HPAI
All HPAI are reportable and the LPAI with H5 and H7
