The mass is composed of polygonal epithelioid macrophages admixed with neutrophils. The macrophages have abundant eosinophilic cytoplasm with low numbers of filamentous bacteria evident (blue arrows).
The mass is composed of polygonal epithelioid macrophages admixed with neutrophils. The macrophages have abundant eosinophilic cytoplasm with low numbers of filamentous bacteria evident (blue arrows).
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