Pityriasis lichenoides et varioliformis acuta immunitet tizimining kasalligi. Bu pityriasis lichenoides surunkali ning eng og'ir shakli. Kasallik terida toshmalar va kichik jarohatlar bilan tavsiflanadi. Kasallik erkaklarda ko'proq uchraydi va ko'pincha yoshlarda uchraydi. Odatda suvchechak yoki stafilokokk infektsiyasi deb noto'g'ri tashxis qo'yiladi. Ushbu kasallikni aniqlash uchun biopsiya tavsiya etiladi.
Pityriasis lichenoides et varioliformis acuta (PLEVA) is a disease of the immune system. It is the more severe version of pityriasis lichenoides chronica. The disease is characterized by rashes and small lesions on the skin.
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PLEVA (pityriasis lichenoides et varioliformis acuta)
Pityriasis lichenoides et varioliformis acuta (PLEVA), shuningdek, Mucha‑Habermann kasalligi sifatida ham tanilgan, qizil‑jigarrang toshmalar paydo bo‘lishiga olib keladigan noyob teri kasalligi. Papulalar o‘sib, pufakchalar, pustulalar va yaralarni hosil qilishi mumkin va bu jarohatlar qichishish yoki yonish hissi bilan bog‘liq bo‘lishi mumkin. Ko‘pincha qichishish yoki yonish hissi paydo bo‘ladi. PLEVA odatda toraks (trunk) va yuqori qo‘l va oyoqning yaqin qismlari (proximal extremities), ayniqsa egilish joylarida (flexural regions) ta’sir qiladi. Bu toshma vaqt o‘tishi bilan qayta paydo bo‘lishi va yo‘qolishi mumkin, ba‘zi hollarda yillar davom etadi. Pityriasis lichenoides et varioliformis acuta (PLEVA), also known as Mucha-Habermann disease, is an uncommon cutaneous inflammatory rash characterized by diffuse red-brown papules in various stages with a mica-like scale on more established lesions. The papules may progress to form vesicles, pustules, and ulcers, and these lesions can be associated with pruritus or a burning sensation. PLEVA favors the trunk and proximal extremities, especially in the flexural regions. This rash tends to relapse and remit with variable duration, sometimes lasting up to years.