pityriasis alba


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Related to pityriasis alba: pityriasis versicolor, pityriasis rosea
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Noun1.pityriasis alba - common form of pityriasis (usually in children or young adults) characterized by round patches of depigmentation
pityriasis - any of several skin disorders characterized by shedding dry flakes of skin
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A study based on the evaluation of skin infection prevalence among male children of the primary section in Jeddah, Saudi Arabia, found there was an increasing prevalence of 12.9% nevi, 11% head-lice, 8% pityriasis alba and 6.1% alopecia.17 The prevalence rate was similar to the present study (2.9% each) concerning acne vulgaris and warts.
PMH must be distinguished from some of its clinical mimickers, including vitiligo, hypopigmented mycosis fungoides, tinea versicolor, and pityriasis alba. Potassium hydroxide preparations can be performed in the office to evaluate for tinea versicolor.
A dermatologist was consulted, and then, pityriasis alba, reactive dermatitis, and zinc deficiency were suspected.
The diseases which we came across and included in our study are Vitiligo, Pityriasis versicolor, Pityriasis alba, Nevus anemicus, Nevus depigmentosus, Post-inflammatory hyperpigmentation, Atopic dermatitis, Tinea incognito and Seborrhoeic dermatitis.
Out of eczema group, seborrheic dermatitis was seen in 41 (51.9%) patients, contact dermatitis in 12 (15.2%) patients, pityriasis alba in 12 (15.2%) patients, atopic dermatitis in 8 (10.1%) patients, and diaper dermatitis in 6 (7.6%) patients.
Contact dermatitis, which includes irritant contact dermatitis, allergic contact dermatitis, and diaper dermatitis was observed with a rate of 11.43% among all diseases, whereas seborrheic dermatitis and pityriasis alba were observed with rates of 4.30% and 2.21%, respectively.
'Eela' is a generic Yoruba word used for a broad spectrum of chronic childhood skin diseases associated with dry, scaly, white red patches such as infantile seborrheic dermatitis/eczema, atopic dermatitis/ eczema, pityriasis alba or even leprosy.
Pityriasis alba is commonly seen in individuals with dark skin, although it may occur in these patients in the absence of AD.