Fig. 2From: Impact of early detection of acute invasive fungal rhinosinusitis in immunocompromised patientsHistological sections of a patient with AIFRS, showing extensive necrosis, and abundance of hyphae invading mucosa with vascular embolization. Paucity septation with predominant acute angle division suggests Aspergillus species. 2a) Frozen-section section hematoxylin-eosin stain, 100x; 2b) Paraffin-embedded slide, hematoxylin-eosin stain, 100x; 2c) Paraffin-embedded slide, Gomori-methanamine-silver stain, 100xBack to article page