Trichophyton rubrum

Definition

Trichophyton rubrum is a dermatophytic fungus that causes common skin infections such as athlete's foot, jock itch, and ringworm. It thrives in warm, moist environments and primarily affects keratinized tissues like skin, nails, and hair.

5 Must Know Facts For Your Next Test

1. It is the most common causative agent of dermatophytosis worldwide.
2. Trichophyton rubrum produces both macroconidia and microconidia, which are types of fungal spores.
3. Infections caused by Trichophyton rubrum often present with redness, scaling, and itching.
4. It can be identified in the laboratory via culture methods and microscopic examination of skin scrapings.
5. Treatment typically involves topical or oral antifungal medications.

Review Questions

• What types of infections does Trichophyton rubrum cause?
• In what environments does Trichophyton rubrum thrive?
• What are the key laboratory methods for identifying Trichophyton rubrum?

Related terms

Dermatophyte: A group of fungi that cause infections in keratinized tissues such as skin, hair, and nails.

Macroconidia: Large, multicellular spores produced by certain fungi including Trichophyton rubrum.

Antifungal Medications: Drugs used to treat fungal infections; they can be topical or systemic.