A 44-year-old man was admitted to the hospital following a 2…
A 44-year-old man was admitted to the hospital following a 2-week history of low-grade fever, malaise, and anorexia. Examination of a Giemsa-stained blood film revealed many intra-erythrocytic parasites. Further history revealed frequent camping trips near Martha’s Vineyard and Nantucket Island in the Northeast US, but no travel outside the continental United States. This parasite could easily be confused with: