A touch preparation of the core bone marrow biopsy from a 48-year-old man presenting with increasing fatigue and pancytopenia is shown. What is causing this man’s symptoms?
Email your diagnosis to us ([email protected]). The answer and most common diagnoses reported will be published in February 2005.
Footnotes
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The Aperture, like the opening in the lens of a microscope that allows light to pass through, is a forum for art, humor, and images that provides a portal for new or different views of medicine and research.





