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MELAZMA KASALLIGIDA ULTRABINAFSHA NURLARINING ROLI VA PROFILAKTIK GIGIYENA CHORALARINING SAMARADORLIGI

Yuldashova S.ATTA Urganch filialiYusupova Sh.A.TTA Urganch filialiAbdullayev R.B.TTA Urganch filiali
Open MINDrepository2026uz
ABI

Abstract

Melazma — terining yuzaki va dermal qatlamlarida giperpigmentatsiya bilan namoyon bo‘ladigan surunkali pigment buzilishi bo‘lib, ko‘pincha yuzning markaziy qismlarida paydo bo‘ladi. Kasallik asosan reproduktiv yoshdagi ayollarda uchraydi va ko‘plab omillar, jumladan ultrabinafsha (UV) nurlari, gormonal o‘zgarishlar hamda genetik moyillik uning rivojlanishida muhim rol o‘ynaydi (1,11,10). UV nurlarining ta’siri melazma rivojlanishining asosiy tashqi omili hisoblanadi, chunki ular melanogenez jarayonini rag‘batlantiradi. Shuningdek, terining pigmentatsiyasi mavsumga qarab o‘zgarib, yoz oylarida kuchayishi kuzatiladi

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