Histoplasmosis-Induced Hemophagocytic Lymphohistiocytosis in an Adult Patient: A Case Report and Review of the Literature
(a) Bone marrow biopsy with increased number of histiocytes, focally present in loose aggregates, hematoxylin and eosin stain, 40x. (b) CD163 staining on bone marrow biopsy highlighting histiocytes. (c)-(d) GMS (Gomori-Methenamine Silver) staining on bone marrow biopsy. Numerous budding fungal organisms with morphology consistent with Histoplasma are present.
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