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- 64-year old man with a progressive unilateral lower extremity ulcer
Interactive Case Study - August 2025
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Acknowledgements
Author Profiles

Michelle D. Colbert, MD
Michelle D. Colbert M.D. is currently a PGY-2 Dermatology resident at Mayo Clinic, Rochester, Minnesota. She is pursuing a fellowship in dermatopathology. She received her medical degree from Johns Hopkins School of Medicine and is from Phoenix, Arizona.

Nneka I. Comfere, MD
Nneka I. Comfere M.D. is Professor of Dermatology and Laboratory Medicine & Pathology and Division Chair of Dermatopathology at Mayo Clinic, Rochester, Minnesota.
Question:
64-year old man with a progressive unilateral lower extremity ulcer
Category
Infectious/Infestation > Fungal
Description