Hyphal Fungi

• Left: Candida--2-3 µm diameter pseudohyphae; 4 µm yeast form
• Middle: Aspergillus--7 µm diameter, 45°-branching, septate hyphae. (Pseudallescheria has same morphology as aspergillus)
• Right: Mucor--10-25 µm diameter, pauci-septate, 90°-branching hyphae. Arrow points to septum or fold

Gomori methenamine silver (GMS) stain for each

Aspergillus fruiting bodies

Fruiting bodies are found only in airways or cavities.

See also Case 16

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