11 Questions
What is the term commonly used to refer to nodular lesions or furuncles developing around the vector's feeding site in Chagas disease?
Chagomas
Which form of Chagas disease can occur years or even decades after the initial infection and presents with cardiac or gastrointestinal involvement?
Determinate form
What can reactivation of Chagas disease from the asymptomatic form be associated with in patients?
HIV infection
Which of the following is a common feature of first-stage African sleeping sickness caused by T.b.gambiense?
Development of a trypanosomal chancre at the site of inoculation
What distinguishes the clinical presentation of second-stage African sleeping sickness?
Presence of neuropsychiatric manifestations
Which subspecies of African sleeping sickness commonly presents with lymphadenopathy in the posterior triangle cervical lymph nodes?
T.b.gambiense
What is a hallmark symptom of African sleeping sickness that led to its common name?
Variety of neuropsychiatric manifestations including sleep disorders
Which subspecies of Trypanosoma brucei causes chronic African trypanosomiasis?
T.b.gambiense
What is the causal agent of acute African trypanosomiasis known as 'East African sleeping sickness'?
T.b.rhodesiense
Which subspecies of Trypanosoma primarily infects cattle and occasionally other animals?
T.b.brucei
Which subspecies of Trypanosoma brucei is considered the main reservoir in humans?
T.b.gambiense
This quiz covers the geographic distribution and clinical presentation of African Trypanosomiasis (sleeping sickness), focusing on the differences between T.b.gambiense and T.b.rhodesiense. Learn about the endemic regions and the clinical stages of the disease.
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