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Mixed cutaneous phaeohyphomycosis in a cocaine user
S R Lavoie1, A Espinel-Ingroff, T Kerkering
1Department of Internal Medicine, Medical College of Virginia, Virginia Commonwealth University, Richmond 23298.
Summary
Dematiaceous fungi rarely cause severe human illness. This case highlights a rare mixed cutaneous phaeohyphomycosis infection by Exserohilum rostratum and Curvularia species, emphasizing their clinical significance.
Area of Science:
- Medical Mycology
- Infectious Diseases
Background:
- Dematiaceous fungi are a group of molds characterized by dark-colored cell walls.
- These fungi are typically found in soil and decaying vegetation.
- While generally considered saprophytic, some species can cause human infections.
Observation:
- This report details a rare case of cutaneous phaeohyphomycosis.
- The infection was caused by a combination of two dematiaceous fungi: Exserohilum rostratum and Curvularia species.
- Phaeohyphomycosis is a spectrum of fungal infections caused by dematiaceous fungi.
Findings:
- The study identifies Exserohilum rostratum and Curvularia species as causative agents in a mixed cutaneous infection.
- It reviews the distinct microbiological characteristics of these two fungal species.
- The clinical significance and presentation of mixed infections by these dematiaceous fungi are discussed.
Implications:
- This case expands the known spectrum of human diseases caused by Exserohilum rostratum and Curvularia species.
- Understanding the microbiological features is crucial for accurate diagnosis and treatment of phaeohyphomycosis.
- Further research into the pathogenicity of these fungi in immunocompromised individuals may be warranted.