bannermenu

Case #161 - August, 2005

A 50-year-old returned to the United States after working with a missionary group in Mali and Senegal for 10 years. He went to a local hospital with a low-grade fever for 2 days. The physician ordered a blood film examination and thick and thin films were made and stained with Giemsa. Figures A-D show the objects, ranging in size from 236 to 245 micrometers, that were seen on the thick blood film. Figures A and C were captured at 400× magnification and Figures B and D were captured at 1000× magnification. What is your diagnosis? Based on what criteria?

Figure A

Figure A

Figure B

Figure B

Figure C

Figure C

Figure D

Figure D

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

DPDx is an educational resource designed for health professionals and laboratory scientists. For an overview including prevention, control, and treatment visit www.cdc.gov/parasites/.

Page last reviewed: August 24, 2016