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Cytohistopathological findings obtained from EBUS-TBNA specimen. (a) Noncaseating granuloma composed of epithelioid histiocytes with abundant cytoplasm (Pap stain ×400). (b) Larger aggregates of epithelioid histiocytes with admixed lymphocytes forming a large noncaseous granuloma (Pap stain ×200–400).
