Figure 3. (a) The lung tissue reveals chronic granulomatous inflammation, with fibrosis and consolidation of the interstitium. There are dense lymphocytic and histiocytic infiltrates, with scattered multinucleated giant cells (arrowheads) noted (haematoxylin & eosin stain, x100). (b) Numerous, variable size yeast forms of fungi (arrows) are present in the giant cells or in the extracellular areas (periodic acid Schiff stain, x400).

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