Rhizopus microsporus lung infection in an immunocompetent patient successfully treated with amphotericin B: A case report

Figure 1 Histology. A: A needle biopsy of the pathological tissue of the right lower lung showed granulomatous inflammation, necrosis, and inflammatory cells (hematoxylin-eosin staining, 100 ×); B and C: The hyphae indicated mucormycosis that lacked regular septa and was pauciseptate, marked with white arrows by periodic acid-Schiff fungal staining (B, 400 ×) and hexamine silver staining (400 ×, C).