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Histologic images from Video-assisted thoracoscopic surgery biopsy of right middle and lower lobes nodules performed about one month after the initial CT demonstrates diffuse granulomas (arrows) containing micro-organisms on hematoxylin and eosin (H&E) stain (A). These were confirmed to represent Pneumocystis Jiroveci (arrows) on Gomori methenamine silver (GMS) stain (B).
