West Nile virus - Mosquito-Borne Zoonoses Flashcards
1
Q
What type of virus is West Nile virus?
A
Flavivirus
( Single stranded RNA virus)
2
Q
What is the primary host reservoir for the West Nile virus?
A
Birds
3
Q
What is the vector for the West Nile virus?
A
Mosquitos
4
Q
What is the most effective for preventing disease caused by West Nile virus and Eastern Equine Encephalitis virus in horses?
A
Integrated mosquito control to reduce the number of mosquitoes in the horse’s environment
5
Q
What is the following describing:
- Incubation: 2 to 14 days
- Infection is asymptomatic (80%)
A
WNV disease in humans
6
Q
- Many subclinical - Attitudinal changes
- Anorexia - Facial edema
- Ataxia. - Colic
- Weakness. - Urinary dysfunction
- Teeth grinding - Complications
- Convulsions - Mortality
- Circling
- Tremors
- Difficulty swallowing
These are all Clinical Signs of:
A
WNV in Horses
7
Q
(T/F) WNV disease in ruminants is much more common than in horses
A
False
8
Q
(T/F) There is a WNV vaccine for both humans and animals
A
False, we have an approved commercial vaccine for horses
