Case #439 – March, 2017

A 29-year-old male immigrant from Nigeria presented to an emergency room with fever, splenomegaly, jaundice, and neurologic changes.  Blood was drawn and used for a complete blood count (CBC) and complete blood chemistries panel which revealed anemia, thrombocytopenia, hypoglycemia, mildly elevated bilirubin and lactic acidosis.  Figures A and B show what was observed on a Wright-Giemsa stained thin blood smear.  What is your diagnosis?  Based on what criteria?  

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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