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Exophiala jeanselmei

• Specimen: Left foot lump

• Magnification: x1000

• Structures:
• Septate hyphae
• No pigment can be seen by CW (A)
• Bright field shows light brown pigment (B)

 • Clue:
• Lightly pigmented

• Q: Would you say dichotomous?
• Structure simply bifurcated
• Not typical dichotomous

 • Q: What are we expecting?
• Observe pale staining hyphae
• Suspect dematiaceous fungus involved


 

 
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