Stage I of trypanosomiasis characteristically involves systemic trypanosomiasis infection without central nervous system (CNS)involvement.Lymphadenopathy is also a feature of this disease.The trypomastigotes of which protozoa are involved?

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The trypomastigotes of T.brucei gambiense enter the bloodstream,causing a low-grade parasitemia that may continue for months with the patient remaining asymptomatic.This is considered stage I disease,during which the patient can have systemic trypanosomiasis without CNS involvement.During this time,the parasites may be difficult to detect,even by thick blood film examinations.The infection may self-cure during this period without the development of symptoms or lymph node invasion.

Stage I of Trypanosomiasis Characteristically Involves Systemic Trypanosomiasis Infection Without