Tuesday, November 11, 2014

PITYRIASIS ALBA

Pityriasis alba. There is striking leukoderma on the cheek and chin,which are commonly affected sites.




PITYRIASIS ALBA

● Common form of chronic dermatitis usually affecting preadolescent children; prevalence in the U.S. population is 2%

● The skin lesions are seen most commonly on the face (Fig.)

● Early lesions present as slightly scaly, mildly pruritic, round to oval pink plaques measuring from
0.5 to more than 5.0 cm in diameter, which later appear as scaly hypopigmented lesions.

● The condition usually resolves spontaneously after months or years.

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