Chagas» disease a parasitic disease caused by the Trypanosoma cruzi and transmitted by triatomine bugs in the Americas, with two clinical periods: Acute (fever, swelling of the spleen, edemas) and chronic (heart disorder that may
produce high fatality, or digestive syndrome)
Historically, yellow fever
produced the
highest number of
fatalities, but advances in public health and environmental management have eliminated the most devastating diseases and improved water quality.