Histoplasma capsulatum (Histoplasmosis)
General: Fungal infection.
Gross:
Microscopic: Chronic suppurative &/or granulomatous lesions. Lymph nodes may have marked sinus histiocytosis and may progress to widespread nodal necrosis.
Stains: Rarely, may require culture or molecular testing to prove.
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Images:
Note the histiocytes packed with small blue fungal organisms.
Cases:
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