Case #238 – October, 2008

A 45-year-old man from Kenya who was visiting relatives in the New England area had complaints of fever and headache. He was taken to a nearby hospital for medical evaluation. A Giemsa-stained thin blood smear was prepared and examined at 1000x magnification. Figures A and B show what was observed in low numbers on the smear. What is your diagnosis? Based on what criteria? What, if any, other tests should be performed?

Figure A

Figure B

Images presented in the DPDx case studies are from specimens submitted for diagnosis or archiving. On rare occasions, clinical histories given may be partly fictitious.

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