what happens when filarial worms infect the lymphatic system
Lymphatic filariasis Lymphatic filariasis, also known as elephantiasis, is a human disease caused by parasitic worms known as filarial worms.[2][3] Most cases of the disease have no symptoms.[2] Some people, however, develop a syndrome called elephantiasis, which is marked by severe swelling in the arms, legs, breasts, or genitals.[2][6] The skin may become thicker as well, and the condition may become painful.[2] The changes to the body may harm the affected person's social and economic situation.[2]
Limit of a function (the Dirichlet function) has no limit at any x-coordinate.
Vein Veins are less muscular than arteries and are often closer to the skin. There are valves in most veins to prevent backflow.
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