In the chronic phase Chagas’ disease,
that manifests after the infection,
the infests the muscles of
heart causing insufficient blood
, pulmonary edema and
increase the size of the
(cardiomegaly). This is the
manifestation of Chagas’ disease.
main symptoms that appear
dyspnea, cough and cardiac
.

In the digestive form manifestation of
the disease parasite destroys cells
of autonomic nervous system
responsible the peristaltism of the
tube. Since the motility the
esophagus and intestines reduced the
transit of inside these organs
is and they increase in
(width), conditions respectively known
megaesophagus and megacolon. The
symptoms are dysphagia
(impaired ), constipation,
flatulence and formation fecaloma
(accumulation of feces the
bowels).