Emerging Viruses Flashcards
What are the two cycles for yellow fever?
Jungle reservoir- monkeys and mosquitoes
Urban reservoir- mosquitoes and humans
What is the prophylaxis/treatment for yellow fever?
Live- attenuated vaccine
Supportive treatment only (no retro-virals)
What are the two cycles for dengue fever?
Jungle- monkeys and mosquitoes
Urban- mosquitoes and humans
Why don’t we vaccinate for dengue?
vaccination against one serotype leaves you susceptible to more severe disease when infected with the other serotypes
Which mosquito common in the midwest carries the west nile virus?
Culex pipens
What age group is susceptible to the most severe disease when infected with west nile virus?
> 50
What are the potential outcomes of an infection with Zika in pregnant women?
Severe: spontaneous abortion or stillbirth
Chronic- microencephaly
Is there an urban cycle for the EEE virus?
No- man and horse are dead end hosts (very high mortality)
Which virus do you get from goat milk?
Omsk
You can also get it from a tick bite
What is the transmission of MERS?
Camels to humans- high mortality
What caused infection of Nipah virus?
Close contact with pigs or horses
Don’t plant mango trees by pig farms. Viruses can emerge into the human population by intermediate hosts
