None of which should detract from the Voyager programme's momentous achievements. Voyager 1 and its twin, Voyager 2, dispatched 15 days earlier but now trailing because of its excursion to Uranus and Neptune, have offered glimpses of the four gas giants and a slew of strange astronomical phenomena.
Elephantiasis is a symptom of a variety of diseases, where parts of a person's body swell to massive proportions. Elephantiasis tropica or lymphatic filariasis, caused by a number of parasitic worms, particularly Wuchereria bancrofti.
Causes. Elephantiasis is caused by obstruction of the lymph vessels of the lymphatic system. As lymph moves through the lymphatic system, it is filtered by a network of small structures known as lymph nodes that help to remove microorganisms (e.g., viruses, bacteria, etc.) and other foreign bodies.lephantiasis is caused by obstruction of the lymphatic system, which results in the accumulation of a fluid called lymph in the affected areas. Functioning as part of the immune system, the lymphatic system helps to protect the body against infection and disease.