FNA left adrenal mass, 65-year old male with bilateral adrenal enlargement.

Drs. Prolla and Diehl's INTERESTING CASE OF THE MONTH July 2004 answer
Histoplasmosis

500x M-G-G staining

500x M-G-G staining

500x M-G-G staining

200x Gomori silver staining

500x Gomori silver staining



M-G-G staining reveals necrotic tissue, with faintly visible small round double walled structures, suggestive of fungal elements. Gomori's silver staining reveals numerous small round or oval fungi, suggestive of Histoplasma capsulatum. Elisa testing confirmed histoplasmosis, and patient is receiving antifungal chemotherapy.






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