1. Dr Paul T Francis, MD Community Medicine College of Medicine, Zawia
Filariasis
Dr Paul T Francis, MD
Community Medicine
College of Medicine, Zawia

2. Filariasis
Filariasis is a group of diseases caused by the Filarial parasites
The disease is transmitted by the bite of insects
Filariasis is not a problem in Libya

4. Epidemiological features
Agent
W bancrofti
B malayi
O volvulus
Environmental factors that favor breeding of vectors will lead to increase in the disease
Vectors
Mosquitoes – W bancrofti and B malayi
Chrysops – Loa loa
Simulidae – O volvulus

5. Filariasis distribution in the world

7. W bancrofti

8. Loa loa in the eye

9. Incubation period
5 – 10 months

10. Prevention and control
Primary prevention
Control of insect vectors – mosquitoes
Spraying of DDT on walls and larvicide on water having larvae
Preventing mosquito bites
Sleep inside mosquito nets
Health education

11. Culex mosquito

12. Secondary prevention
Early diagnosis and treatment