Tinea: Difference between revisions
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==Background== | ==Background== | ||
* | *Fungal infection caused by dermatophytes that feed on keratin | ||
{{Tinea types}} | {{Tinea types}} | ||
[[File:TineaCorp.jpg|thumb|Tinea Corporis]] | [[File:TineaCorp.jpg|thumb|Tinea Corporis]] | ||
[[File:TineaCapit-001.jpg|thumb|Tinea Capitis]] | [[File:TineaCapit-001.jpg|thumb|Tinea Capitis]] | ||
*Scaly, variable pruritus | |||
*Corporis: ring appearance w/ central clearing | ==Clinical Features== | ||
*Capitis: patchy alopecia | *Scaly, with variable pruritus | ||
*[[Tinea corporis|Corporis]]: ring appearance w/ central clearing | |||
*[[Tinea capitis|Capitis]]: patchy alopecia | |||
==Differential Diagnosis== | ==Differential Diagnosis== | ||
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*Eczema | *Eczema | ||
*Contact dermatitis | *Contact dermatitis | ||
==Diagnosis== | |||
*Clinical diagnosis | |||
==Treatment== | ==Treatment== | ||
*Topical antifungal tx for all except capitis | *Topical antifungal tx for all except tinea capitis | ||
*Clotrimazole 1% BID x2-3wk | *Clotrimazole 1% BID x2-3wk | ||
**Must use for 7-10d beyond resolution of lesions | **Must use for 7-10d beyond resolution of lesions | ||
| Line 30: | Line 34: | ||
**[[Cephalexin]] 40mg/kg/d in 4 divided doses in addition to systemic antifungal tx | **[[Cephalexin]] 40mg/kg/d in 4 divided doses in addition to systemic antifungal tx | ||
== | ==Disposition== | ||
*Discharge | |||
==See Also== | ==See Also== | ||
*[[Rashes]] | *[[Rashes]] | ||
==References== | |||
<References/> | |||
[[Category:Derm]] | |||
[[Category:Peds]] | [[Category:Peds]] | ||
Revision as of 02:49, 11 August 2015
Background
- Fungal infection caused by dermatophytes that feed on keratin
Tinea Types
- Tinea capitis (head)
- Tinea corporis (body)
- Tinea pedis (foot)
- Tinea cruris (groin)
Clinical Features
- Scaly, with variable pruritus
- Corporis: ring appearance w/ central clearing
- Capitis: patchy alopecia
Differential Diagnosis
- Pityriasis rosea
- Lichen planus
- Psoriasis
- Eczema
- Contact dermatitis
Diagnosis
- Clinical diagnosis
Treatment
- Topical antifungal tx for all except tinea 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
Disposition
- Discharge