TOPICS: Trypanosoma cruzi, parasite, protozoan, reduviid bugs, kissing bug, insect repellent, trypomastigotes, peripheral blood smear, feces in bite wound, meningoencephalitis, fever, lymphadenopathy, Chagas disease, dilated cardiomyopathy, ventricular tachycardia, megacolon, achalasia, nifurtimox, benznidazole