Pityriasis alba
https://en.wikipedia.org/wiki/Pityriasis_alba
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References
Pityriasis Alba 28613715 NIH
Pityriasis alba - bu asosan bolalar va o'smirlarga ta'sir qiladigan keng tarqalgan va zararsiz teri kasalligi. Ko'pincha atopik dermatitning kichik bir qismi sifatida ko'riladi va ko'pchilik odamlarda allergiya bilan bog'liq. Pityriasis alba terida och rangli dog'lar sifatida namoyon bo'ladi, odatda doiralar yoki ovallar shaklida, ba'zida biroz kattaligi va qichishi bilan. Bu dog'lar ko'pincha yuzda, ayniqsa yonoqlarda, shuningdek, qo'llar va tananing yuqori qismida joylashgan bo'lib, qoraygan teriga ega odamlarda ko'proq seziladi. Dastlab, yamalar biroz qizil bo'lishi mumkin, ammo vaqt o'tishi bilan ochroq rangga aylanadi. Quyosh ta'siri ularni yanada aniqroq qiladi; bu bemorlar yoki ota‑onalarni xavotirga solishi mumkin, ammo pityriasis alba odatda o'z‑o'zidan o'tib, terining normal rangini tiklaydi. Buning sodir bo'lishi bir necha oydan bir necha yilgacha vaqt olishi mumkin, lekin ko'p holatlarda bir yil ichida o'tib ketadi. Davolash odatda yumshoq krem va losonlardan foydalanishni, shuningdek, bemorlar yoki ota‑onalarni bu jiddiy narsa emasligiga ishontirishni o'z ichiga oladi.
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 29431372Birlamchi tibbiy yordamda pigmentatsiya bilan bog‘liq muammolar ko‘pincha uchraydi. Bularga post-inflammatory hyperpigmentation (post‑inflamatuar gipigmentatsiya), melasma, sun spots (quyosh dog‘lari), freckles (dog‘alar) va café au lait spots (café au lait dog‘lari) kiradi.
In primary care, pigmentation problems are often found. These include post-inflammatory hyperpigmentation, melasma, sun spots, freckles, café au lait spots.
Davolash shart emas, vaqt o‘tishi bilan lezyonlar pasayadi. Steroid kremlarni bir haftadan ikki haftagacha qisqa muddatda qo‘llash mumkin.
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