Chagas Disease (American Trypanosomiasis): Causes

Pathogenesis (disease development)

Trypanosomes multiply around the intestines of insects. They are shed by feces (stool) during sucking and enter the host by smear infection. Human-to-human transmission is possible transplacentally (through the placenta), through blood transfusions, or organ transplants.

Etiology (causes)

Biographic causes

  • Affected mainly the rural population, aid workers.

Tourists are usually not affected during organized trips