Tinea: Difference between revisions
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*Corporis: ring appearance w/ central clearing | *Corporis: ring appearance w/ central clearing | ||
*Capitis: patchy alopecia | *Capitis: patchy alopecia | ||
[[File:TineaCapit-001.jpg|center|frame|500px|Tinea Capitis]] | |||
==DDx== | ==DDx== | ||
Revision as of 23:25, 21 August 2013
Background
- Infection caused by dermatophytes that feed on keratin
- Variations
- Tinea capitis
- Tinea corporis
- Tinea pedis
- Tinea cruris
Diagnosis
- Scaly, variable pruritus
- Corporis: ring appearance w/ central clearing
- Capitis: patchy alopecia
Tinea Capitis
DDx
- 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
- Griseofulvin 20-25mg/kg/d or BID
- Kerion
- Cephalexin 40mg/kg/d in 4 divided doses in addition to systemic antifungal tx
Source
Tintinalli