Protozoa associated with megaesophagus
Correct Answer: Trypanosome
Description: Megaesophagus and megacolon occur as complications of chronic Chagas disease.
T. cruzi causes Chagas' disease
Chaga's disease
1. Acute form
Occurs in infants and children.
Presents with fever, unilateral face swelling, lymphadenopathy, splenomegaly and chagoma (Localized swelling of the skin).
2. Chronic form
Occurs in adolescent and adults
Presents with cardiac arrhythmias and neurological manifestations.
Complications → megacolon, megaesophagus, cardiomyopathy.
Romana's sign
When entry of the parasite is through the conjunctiva, an edematous swelling of eyelids of one eye develops.
Category:
Microbiology
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