To the Editor: Human African trypanosomiasis (HAT) results in a large number of deaths and consid-erable illness in sub-Saharan Africa. Although the disease is uncommon in returning travelers from that region, awareness of it is important for medi-cal practitioners in areas where the disease is not endemic. The disease can be categorized geographically into West and East African trypanosomia-sis caused by T. brucei gambiense and Trypanosoma brucei rhodesiense, re-spectively, and clinicopathologically into hemolymphatic (stage I) disease and meningoencephalitic (stage II) disease (1). The East African form of the disease is less common than the West African form and accounts for 10% of the global incidence of try-panosomiasis
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