Fig. 3From: Differential diagnosis of atypical encephalopathy in critical care: a case reportThe pathologic findings in the right middle lung. The right middle lobe was surgically removed (Fig. 3a). Histology revealed a chronic abscess cavity, surrounded by a thick fibrous wall and necrotic debris, and focal septate fungal hyphae in the lumen which were positive on Gomori methenamine silver stain (magnification × [200X]) (Fig. 3b)Back to article page