Chloasma ndeye yakajairika yakawanikwa ganda pigmentation kusagadzikana mune clinical tsika. Zvinowanzoitika muvakadzi vezera rekubereka vana, uye rinogona zvakare kuoneka varume vasingazivikanwe. Iyo inoratidzirwa neiyo symmetrical pigmentation pamatama, peeks uye matama, zvakanyanya muchimiro chemapapiro emabhazi. Yakajeka yero kana mwenje brown, inorema yakasviba brown kana yakasviba nhema.
Vanenge zvese zvemadzinza uye remadzinza madiki vanogona kukudziridza chirwere, asi nzvimbo dzine kuratidzwa kwakasimba kweUV, senge Latin America, Asia, neAfrica, vane chiitiko chakakura. Vazhinji vevarwere vanokudziridza chirwere mumakumi matatu nemakumi mana uye makumi mana, uye zviitiko zvakati makumi mana- uye makumi mashanu emakore-ekuzvarwa ane 14% uye 16%, zvichiteerana. Vanhu vane ganda rakajeka vanokudziridza kutanga, vanhu vane ganda rerima vanokura gare gare, kunyangwe mushure mekumira. Ongororo dzinobva kune vadiki muLatin America ratidza chiitiko che4% kusvika 10%, 50% muvakadzi vane pamuviri uye gumi muzana muvarume.
Sekureva kwenzvimbo yekuparadzira, Melasma inogona kukamurwa kuita matatu emhando dzemhando, kusanganisira yepakati (dorsum yemhino, etc.), ziygomatic uye yakaenzana, uye makumi maviri muzana, uye 15%, uye 15%, zvichiteerana. Uye zvakare, zvimwe zvidhinha zveganda zveganda, zvakadai sechiito chechidopathic ganda ganda reganda, vanofungidzirwa kuti vanobatanidzwa naMelasma. Sekureva kwenzvimbo yekudyara yeMelanin muganda, Melasma inogona kukamurwa kuita epidermal, marudzi akasanganiswa, pakati peiwo mhando yeiyo yepidermal ndiro, uye mhando yakasanganiswa ndiyo inonyanya kuitika,Lamp's Lampinobatsira pakuzivikanwa kwemhando dzekiriniki. Pakati pavo, mhando yemhando yepaidzo ndeyekunyanyisa pasi pechiedza chehuni; Rudzi rweDermal runyararo ruvara kana mwenje webhuruu pasi peziso rakashama, uye kusiyana kwacho hakusi pachena pasi pechiedza chehuni. Kujeka kwakakodzera kweMelasma kunobatsira pakusarudzwa kwekurapwa kwapera.
Kutumira Nguva: May-06-2022
