Trypanosoma vivax is a major livestock pathogen in Africa and some South American countries. Despite the severe disease it causes, T. vivax remains largely unstudied.
Trypanosoma vivax is a hemoparasite found throughout the tsetse belt in Africa. It has, however, spread to other parts of Africa, Central America, South America, the West Indies and Mauritius.The clinical signs observed were fever, anemia, abortion, progressive weakness, substantial weight loss in relative short time, and progressive emaciation and lymphonode enlargement.