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Dermatophytosis of the feet
1Department of Dermatology, George Washington University Medical Center, Washington, DC, USA.
Dermatologic Clinics
|January 1, 1996
Abstract:
Tinea pedis is the most common fungal infection worldwide. There are three well-accepted clinical presentations based on the offending organism. Predisposing factors include heat, humidity, and occlusion. Mild disease can evolve to "dermatophytosis complex" through bacterial superinfection. Potassium hydroxide preparation and culture are important diagnostic tests in each case.
Insights
Tinea pedis, a common fungal infection, presents in three main ways and can worsen with bacterial infections. Diagnosis involves potassium hydroxide preparation and fungal cultures.
Area of Science:
- Dermatology
- Mycology
- Infectious Diseases
Background:
- Tinea pedis is the most prevalent fungal infection globally.
- Clinical manifestations vary based on the causative fungal species.
- Environmental factors like heat, humidity, and occlusion contribute to its development.
Purpose of the Study:
- To outline the clinical presentations of tinea pedis.
- To identify predisposing factors for the infection.
- To emphasize diagnostic methods for tinea pedis.
Main Methods:
- Review of established clinical presentations of tinea pedis.
- Identification of contributing factors to disease development.
- Discussion of diagnostic techniques including potassium hydroxide (KOH) preparation and fungal culture.
Main Results:
- Three distinct clinical presentations of tinea pedis are recognized.
- Bacterial superinfection can lead to a "dermatophytosis complex" from mild cases.
- Potassium hydroxide preparation and fungal culture are crucial for diagnosis.
Conclusions:
- Understanding tinea pedis presentations and predisposing factors is key.
- Bacterial superinfection is a significant complication.
- Accurate diagnosis relies on microscopic and culture-based methods.