Practice Questions Flashcards
Virus transmitted through sexual intercourse or blood products, infects CD4+ T cells, results in high proviral loads, and causes tropical spastic paraparesis.
Human T Cell Leukemia Virus Type I
Which virus can form multinucleated giant cells?
Metapneumovirus (Paramyxoviridae)
Which virus accounts for the most arboviral encephalitis cases in the U.S.?
West Nile Virus
Norwalk Virus
Diarrhea for 2 days then done
Rotavirus
Presents in infant, longer than 2 days
Astrovirus
Not likely to present in infant
Nursing home resident refuses flu vaccine and gets pneumonia. Which virus is it caused by?
Staphylococcus aureus
2nd Choice: Klebsiella
(+) IgM indicates
acute infection
(+) IgG indicates
previous infection or vaccination
What must be present for chronic infection?
Surface Antigen
HBV Window
After disappearance of surface antigen and before anti-surface antigen antibody.