Melasma yog ib qhomob hyperpigmentationtshwm sim los ntawm cov melanin ntau dhau, feem ntau ua rau muajcov tshuaj hormones, kev raug tshav ntuj thiab kev oMuaj coob tus neeg xav paub seb kev kho mob siv lub teeb liab (RLT) puas muaj kev nyab xeeb rau melasma lossis nws puas yuav ua rau cov xim tawv nqaij tsis zoo dua.
Kev Kho Mob Liab Ua Haujlwm Li Cas
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Kev siv tshuaj kho mob liabliab (620–700 nm) thiab ze-infrared (700–1100 nm) wavelengths.
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Nws nkag mus rau hauv daim tawv nqaij komtxhawb nqa collagen, txhim kho kev ncig, thiab txhawb kev kho mob.
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Qhov tseem ceeb,RLT tsis yog UV thiab tsis ncaj qha txhawb nqa melanin ntau lawm, tsis zoo li kev raug tshav ntuj lossis txaj pw tanning.
Puas Ua Rau Melasma Hnyav Dua?
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Feem ntau, kev kho mob liab lub teeb pom kev zoo yog suav tias muaj kev nyab xeeb rau melasmavim nws ua li ntawdtsis ua rau cov xim tawv nqaij ntau ntxiv.
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Txawm li cas los xij, muaj qee qhovcov lus ceeb toom:
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Cov khoom siv lossis cov wavelengths tsis raug- muaj zog heev lossis siv tsis raug yuav ua rau muaj teeb meemkub los yog o, uas qee zaum tuaj yeem ua rau melasma hnyav dua.
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Kev sib xyaw nrog lwm cov kev kho mob lub teeb- qee cov khoom siv sib xyaw ua ke liab + ze-infrared + xiav lub teeb. Lub teeb xiav tuaj yeem muaj kev nyab xeeb, tab sisCov khoom siv uas muaj UVyuav tsum zam.
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Kev raug tshav ntuj tom qab kev kho mob– RLT tuaj yeem ua rau cov ntshav ntws ntau ntxiv hauv daim tawv nqaij uas tau kho, yog liraug tshav ntuj tsis muaj kev tiv thaivtam sim ntawd tom qab ntawd tuaj yeemua rau muaj pigmentation flare-ups.
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Yuav Siv RLT Li Cas Kom Muaj Kev Nyab Xeeb Rau Melasma
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Siv cov teeb liab/infrared uas zoo(620–680 nm liab, 810–850 nm NIR).
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Khaws cov kev sib tham kom nruab nrab– feem ntau yog 5–15 feeb rau ib cheeb tsam, 2–4 zaug hauv ib lub lim tiam.
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Ib txwm hnav tshuaj pleev thaiv hnubtom qab kho mob thaum raug tshav ntuj.
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Tsis txhob siv lub teeb UVcov khoom siv lossis teeb uas muag ua "kev kho lub teeb" uas suav nrog UVA/UVB.
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Kev sim kho ua ntej– sim rau ntawm ib qho me me ntawm daim tawv nqaij uas raug mob seb puas muaj kev khaus.
Cov Ntsiab Lus Tseem Ceeb
Kev kho mob liab teebtsis ua rau melasma mob zuj zusthiab tuaj yeem muaj kev nyab xeeb thaum siv kom raug. Qhov kev pheej hmoo tseem ceeb yog los ntawmkub, o, lossis raug tshav ntuj tom qab kho mobSiv kom raug, RLT tej zaum yuavpab txhim kho cov tawv nqaij thiab cov qauvtsis muaj kev txhawb nqa pigmentation.
| Qhov tseem ceeb | Cov nyhuv rau Melasma | Cov Lus Cim |
|---|---|---|
| Kev Kho Mob Teeb Liab | Nruab nrab mus rau qhov zoo | Muaj kev nyab xeeb, tsis yog UV |
| Kev Raug UV | Tsis zoo | Yuav ua rau pigmentation zuj zus tuaj |
| Kev O / Kub | Tsis zoo | Siv cov cuab yeej thiab cov chaw teeb tsa kom raug |
| Siv tshuaj pleev thaiv hnub | Kev tiv thaiv | Qhov tseem ceeb tom qab kev kho mob |