Yellow fever is found in the forested areas east of the Panama Canal and the Andes mountains, but not along the Atlantic coast of Brasil east of Sao Luis, and not any part of Chile, Paraguay, Argentina or Uruguay. This vaccine is recommended for all travelers to the infected area and required to cross borders within South America. No vaccines are available to prevent these diseases. Louse-borne typhus is found in the mountain areas of Colombia and Peru. A vaccine is available.
Rabies is endemic in Argentina and reported in other countries.
Avoid contact with stray animals. Rodent-borne haemorrhagic fever is found in Bolivia and in central Argentina and a limited area of the pampas. London Health Sciences Centre .