Filaria
Pair
mastoid - mastoid

Generalities:
Parasite very aggressive.
Main cause of Seizures or epilepsies, hearing loss, deafness, tinnitus (noises in the ear), vertigo. If it gets entangled in the muscle, it causes pain. Hosted in the brain is serious because it alters it and can even generate Intracranial tumors. It blocks the lymphatic vessels, inflames the tissues. Elephantitis.
The parasite is a nematode that when infecting humans can attack the lymphatic system producing Elephantiasis, it can also cause Loasis or Onochocercosis. It is more frequent in tropical countries.
Transmission:
The larva of the parasite is transmitted to humans by the bite of an infected mosquito (Culex, Aedes, Anopheles).
The prevention is avoiding the proliferation of mosquitoes and / or using repellents, long sleeves, mosquito nets, etc.