Tinea corporis: an updated review

Area of Science:

• Dermatology
• Mycology
• Infectious Diseases

Background:

• Tinea corporis is a prevalent superficial fungal infection.
• It frequently mimics other skin conditions with annular lesions.
• Physicians require updated knowledge for accurate diagnosis and management.

Purpose of the Study:

• To provide a narrative review of tinea corporis.
• To update knowledge on its evaluation, diagnosis, and treatment.
• To aid clinicians in managing this common dermatophytosis.

Main Methods:

• A comprehensive PubMed search was conducted.
• Keywords included 'tinea corporis' with various study designs.
• English-language articles were reviewed for synthesis.

Main Results:

• Typical presentation includes a well-demarcated, erythematous, scaly plaque with a raised border.
• Diagnosis is often clinical but can be challenging due to atypical presentations or prior medication use.
• Dermoscopy and KOH preparations aid diagnosis; fungal culture is the gold standard for confirmation.
• Topical antifungals are standard treatment; systemic therapy is reserved for extensive or resistant cases.

Conclusions:

• Clinical diagnosis of tinea corporis is usually straightforward for typical lesions.
• Atypical variants and prior medication use can complicate diagnosis.
• Physician familiarity with the condition ensures accurate diagnosis and appropriate treatment initiation.