1. Filariasis

Pathogen: Filarial worm (Wucheraria bancrofti)

Mode of transmission: Bites of mosquitoes - Aedes and Culex


  1. Fever
  2. Collection of endothellial cells and metabolites in the wall of lymph vessels.
  3. Swelling takes place in certain parts of the body like legs, breasts, and scrotum.
  4. Swelling of legs which appear as legs of elephant, so this disease is also called elephantiasis.

Prevention and cure

  1. Mesh doors and windows in the house to check the entry of mosquitoes.
  2. The water collected in tanks or other articles should be properly covered.
  3. Sprinkling of kerosene in ditches.
  4. Drugs may be administered.