Pityriasis alba
https://en.wikipedia.org/wiki/Pityriasis_alba
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References
Pityriasis Alba 28613715 NIH
Pityriasis alba on tavaline ja kahjutu nahahaigus, mis mõjutab enamasti lapsi ja teismelisi. Seda peetakse sageli atoopilise dermatiidi väikese osana ja enamikul inimestel on see seotud allergiatega. Pityriasis alba ilmub nahal heledate laikudena, tavaliselt ringide või ovaalidena, mõnikord koos veidi kestendavusega ja sügelusega. Neid laike leidub sageli näol, eriti põskedel, samuti kätel ja ülakehal ning need on tumedama nahatooniga inimestel märgatavamad. Algul võivad laigud olla veidi punased, kuid aja jooksul muutuvad need heledamaks. Päikese käes viibimine võib muuta need ilmsemaks, mis võib patsientidele või vanematele muret tekitada, kuid pityriasis alba möödub tavaliselt iseenesest, taastades naha normaalse värvi. Selle juhtumiseks võib kuluda mõnest kuust mõne aastani, kuigi enamik juhtumeid laheneb aasta jooksul. Ravi hõlmab tavaliselt kergete kreemide ja losjoonide kasutamist ning patsientide või vanemate kinnitamist, et see pole midagi tõsist.
Pityriasis alba is a prevalent and benign dermatological condition predominantly affecting children and adolescents. The name pityriasis alba derives from its appearance, where pityriasis denotes the fine scales and alba signifies the pale color (hyperpigmentation). This skin disorder is often considered a minor manifestation of atopic dermatitis and is typically associated with a history of atopy in most individuals. Pityriasis alba is characterized by ill-defined macules and patches (or thin plaques), generally circular or oval, often with mild scaling and occasional pruritus (Macules or Patches Observed in Pityriasis Alba). The lesions are usually found on the face, especially the cheeks, arms, and upper trunk, and are more prominent in individuals with darker skin types. Initially, the lesions may exhibit mild erythema and gradually transition to a hypopigmented state over time. Sun exposure can accentuate the appearance of these lesions, which may often raise concerns regarding their cosmetic impact on patients or parents of children. However, pityriasis alba follows a spontaneous, self-resolving course, gradually restoring normal skin pigmentation. The resolution period for pityriasis alba varies from several months to a few years, although most cases typically resolve within 1 year. Treatment for this condition involves reassurance, low-potency topical corticosteroids, and mild emollients as the mainstay.
Pigmentation Disorders: Diagnosis and Management 29431372Esmatasandi arstiabis leitakse sageli pigmentatsiooniprobleeme. Need sisaldavad post-inflammatory hyperpigmentation, melasma, sun spots, freckles, and café au lait spots.
In primary care, pigmentation problems are often found. These include post-inflammatory hyperpigmentation, melasma, sun spots, freckles, café au lait spots.
Ravi ei ole vaja ja kahjustus taandub aja jooksul. Steroidkreeme võib proovida lühiajaliselt, üks kuni kaks nädalat.
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