Tinea corporis

Definition

Tinea corporis, commonly known as ringworm, is a superficial fungal infection of the skin caused by dermatophytes. It presents as a red, circular rash with clearer skin in the middle.

5 Must Know Facts For Your Next Test

1. Tinea corporis is primarily caused by fungi from the genera Trichophyton and Microsporum.
2. The infection is highly contagious and can spread through direct contact with infected individuals or contaminated objects.
3. Common symptoms include itching, redness, and a distinct ring-shaped appearance of the rash.
4. Topical antifungal medications like clotrimazole or terbinafine are typically effective treatments for tinea corporis.
5. Diagnosis is often made through clinical examination but can be confirmed using KOH (potassium hydroxide) microscopy or fungal culture.

Review Questions

• What are the primary causative agents of tinea corporis?
• How does tinea corporis typically present on the skin?
• Which treatment options are considered effective for managing tinea corporis?

Related terms

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

KOH Microscopy: A diagnostic method involving potassium hydroxide to identify fungal elements in clinical samples.

Antifungal Drugs: Medications used to treat fungal infections by inhibiting the growth or killing fungi.