Lymphatic Filariasis

Lymphatic Filariasis

Definition

Lymphatic filariasis commonly known as elephantiasis, is a mosquito borne disease caused by the filarial parasites.

Causative organism - Wucheriria bronchofti, Brugia malayi

Mode of transmission - It is transmitted by the bite of culex mosquitoes.

Incubation period - 5 to 10 months

Clinical manifestations

·  Fever

·  Lymphangitis

·  Elephantiasis evident in legs and arm

Control measures - Vector control

·  Anti larval measures

·  Chemical control – mosquito larvicidal

·  Removing the pistia plant from all water collections and convert the ponds to fish or lotus culture.

·  Environmental measures : Larvicidal operations are complemented by minor engineering operations such as filling up of ditches and pools, drainage of stagnant water,adequate maintenance of septic tanks and soakage pits etc.,

Diagnosis test

Blood smear by microscopic examinations

Treatment

Chemotheraphy – Mass drug administration (MDA) regimens.