Chikungunya virus

Question 1

MOT

Answer 1

1. Urban cycle: The mosquitoes become infected when they feed on a person infected with the chikungunya virus, and then the infected mosquitoes can spread the virus when they bite another person.
2. Sylvasic cycle : Monkey > Mosquitos > human

Question 2

Clinical manifestations

Answer 2

• headache
• rash
• fever
• muscle and joint pain
• nausea
• lymphopenia

usually lats 7 days

Question 3

Pathogenesis of chikungunya virus

Answer 3

bite&raquo_space; viremia > viral replication occurs n muscle ,joints ,liver and skin
Can cause inflammation > fever