I-Melasma yi-imeko yokwanda kwebalaokubangelwa yi-melanin engaphezulu, edla ngokubangelwa yiiihomoni, ukuvezwa lilanga, kunye nokudumbaAbantu abaninzi bayazibuza ukuba ngaba unyango lokukhanya okubomvu (i-RLT) lukhuselekile kwi-melasma okanye lunokuyenza mandundu i-pigmentation.
Indlela Unyango Lokukhanya Okubomvu Olusebenza Ngayo
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Ukusetyenziswa konyango lokukhanya okubomvuubude be-wavelengths obomvu (620–700 nm) kunye nobude be-infrared obukufutshane (700–1100 nm).
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Ingena eluswini ukuzeivuselela i-collagen, iphucule ukujikeleza kwegazi, kwaye ikhuthaze ukuphiliswa.
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Okubalulekileyo,I-RLT ayisiyo i-UV kwaye ayikhuthazi ngokuthe ngqo ukuveliswa kwe-melanin, ngokungafaniyo nokuchatshazelwa lilanga okanye iibhedi zokuthambisa ilanga.
Ngaba Ingenza I-Melasma Ibe Mbi Kakhulu?
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Ngokubanzi, unyango lokukhanya okubomvu luthathwa njengolukhuselekileyo kwi-melasmakuba iyenzaayinyusi umbala.
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Nangona kunjalo, kukho ezinyeizilumkiso:
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Izixhobo okanye ubude be-wavelengths obungalunganga– amandla aphezulu kakhulu okanye ukusetyenziswa gwenxa kunokubangelaubushushu okanye ukudumba, nto leyo enokwenza i-melasma ibe mandundu ngamanye amaxesha.
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Ukudibanisa nezinye iindlela zonyango zokukhanya– ezinye izixhobo zidibanisa ukukhanya okubomvu + okukufutshane ne-infrared + okuluhlaza okwesibhakabhaka. Ukukhanya okuluhlaza okwesibhakabhaka kungakhuseleka, kodwaIzixhobo ezine-UVkufuneka kuphetshwe.
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Ukuvezwa lilanga emva konyango– I-RLT inokunyusa ukujikeleza kwegazi eluswini olunyangiweyo, ngoko keukuvezwa elangeni ngendlela engakhuselekangangoko nangoko emva koko ungukuqala ukugqabhuka kwemibala.
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Indlela yokusebenzisa i-RLT ngokukhuselekileyo kwi-Melasma
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Namathela kumaza okukhanya abomvu/akufutshane ne-infrared afanelekileyo(620–680 nm ebomvu, 810–850 nm NIR).
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Gcina iiseshoni ziphakathi– ngesiqhelo imizuzu emi-5–15 kwindawo nganye, amaxesha ama-2–4 ngeveki.
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Soloko unxiba i-sunscreenemva konyango xa ubekwe elangeni.
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Ziphephe ukukhanya kwe-UVizixhobo okanye izibane ezithengiswa “njengezonyango olukhanyayo” eziquka i-UVA/UVB.
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Uvavanyo lwepetshi kuqala– zama kwindawo encinci yolusu oluchaphazelekileyo ukuze ubone ukuba kukho na ukurhawuzelelwa okwenzekayo.
Into ephambili yokuthatha
Unyango lokukhanya okubomvuayibangeli i-melasma ibe mandundu ngokwemvelokwaye ingakhuseleka xa isetyenziswa ngokuchanekileyo. Umngcipheko ophambili uvelaubushushu, ukudumba, okanye ukuchatshazelwa lilanga emva konyangoXa isetyenziswa ngokufanelekileyo, i-RLT isenokudenceda ukuphucula umbala wolusu kunye nokuthungwa kwalongaphandle kokuvuselela umbala.
| I-Factor | Impembelelo kwiMelasma | Amanqaku |
|---|---|---|
| Unyango lokukhanya okuBomvu | Akukho cala ukuya kolungileyo | Ikhuselekile, ayisebenzisi i-UV |
| Ukuvezwa kwe-UV | Okungalunganga | Ingenza kube nzima ngakumbi ukugqama kombala |
| Ukudumba / Ubushushu | Okungalunganga | Sebenzisa isixhobo esifanelekileyo kunye nezicwangciso |
| Ukusetyenziswa kwe-Sunscreen | Ukukhusela | Kubalulekile emva konyango |