Tinea corporis

Background

• Infection caused by dermatophytes that feed on keratin

Diagnosis

Tinea Corporis

• Scaly, variable pruritus
• Ring appearance w/ central clearing

Differential Diagnosis

Tinea Types

• Tinea capitis (head)
• Tinea corporis (body)
• Tinea pedis (foot)
• Tinea cruris (groin)

• Pityriasis rosea
• Lichen planus
• Psoriasis
• Eczema
• Contact dermatitis

Treatment

• Topical antifungal tx for all except capitis
• Clotrimazole 1% BID x2-3wk
  • Must use for 7-10d beyond resolution of lesions
• Capitis
  • Griseofulvin 20-25mg/kg/d or BID
    • Usually requires 8wk of tx
  • Selenium or ketoconazole shampoos are adjunct tx
  • Okay for child to go to school
• Kerion
  • Cephalexin 40mg/kg/d in 4 divided doses in addition to systemic antifungal tx

See Also

• Tinea