Hyperpigmentation yog ib lo lus uas peb tau hnov ntau hauv lub ntiaj teb kev tu tawv nqaij, nws tuaj yeem ua rau thaj tsam me me ntawm daim tawv nqaij kom tsaus ntuj lossis npog thaj chaw loj thiab tuaj yeem cuam tshuam rau txhua tus.Tab sis dab tsi yog hyperpigmentation thiab dab tsi ua rau nws tsim?Los nrog saib.
Hyperpigmentation yog dab tsi?
Hyperpigmentation yog ib lo lus siv los piav txog ntau yam xwm txheej uas ua rau cov tawv nqaij tsaus nti, lossis nws tuaj yeem piav qhia raws li cov tawv nqaij tshwj xeeb.Nws implies ntau xim, uas tuaj yeem tshwm sim rau ntau yam, tab sis qhov tshwm sim yog tib yam - darkening ntawm daim tawv nqaij.Cov cheeb tsam ntawm daim tawv nqaij darkened tshwm sim thaum melanin, ib feem ntawm daim tawv nqaij hlwb uas tsim pigment, nce.
Hom Hyperpigmentation
Nyob ntawm cov yam ntxwv thiab ua rau, hyperpigmentation tshwm nyob rau hauv daim ntawv ntawm cov tawv nqaij sib txawv.Qee yam ntawm ntau hom hyperpigmentation muaj xws li hauv qab no:
Melasma
Melasma yog ib qho mob ntawm daim tawv nqaij uas ua rau lub teeb xim av mus rau grey thaj ua rau pom ntawm daim tawv nqaij, feem ntau ntawm lub ntsej muag.Nws feem ntau tshwm sim hauv cov poj niam Esxias hnub nyoog ntawm 20 thiab 40. Melasma feem ntau tshwm sim hauv cov poj niam cev xeeb tub thiab xav tias yuav coj los ntawm kev hloov hormonal.Hormonal imbalances tshwm sim los ntawm kev siv tshuaj tiv thaiv kev yug menyuam thiab lwm yam tshuaj hormonal kuj tseem tuaj yeem ua rau muaj kev pheej hmoo ntawm kev tsim melasma.
Cov tawv nqaij
Cov no yog cov me me xim av me me uas tsim los ntawm cov caj ces predisposition rau overproduction ntawm melanin tshwm sim los ntawm ultraviolet (UV) hluav taws xob stimulation.Freckles feem ntau tshwm sim hauv cov neeg tawv nqaij ncaj ncees thiab feem ntau ploj nrog qhov pib ntawm lub caij ntuj no.
Freckles tau muab faib ua ob hom - exogenous freckles thiab freckles.Ob hom yog tshwm sim los ntawm lub hnub.Txawm li cas los xij, freckles tau cuam tshuam ntau dua los ntawm cov caj ces, thaum freckles tshwm sim los ntawm photodamage rau ntawm daim tawv nqaij.
Sun chaw
Sun me ntsis, tseem hu ua lub hnub nyoog me me, daim siab me me, los yog hnub ci lentigines, yog txuam nrog lub hnub ntev thiab ntau dhau.Lub teeb rau tsaus xim av me ntsis uas tshwm sim ntawm daim tawv nqaij yog tshwm sim los ntawm photodamage.Nyob rau tib lub sij hawm, UV rays ua rau kom cov melanin nyob rau hauv daim tawv nqaij, thaum kawg overproducing melanin thiab tsim sunspots.
Post-inflammatory hyperpigmentation
Post-inflammatory hyperpigmentation tshwm sim raws li qhov chaw tiaj tus ntawm daim tawv nqaij, feem ntau tshwm sim los ntawm kev raug mob lossis o ntawm daim tawv nqaij.Cov xim ntawm cov pob no tuaj yeem yog xim liab mus rau xim liab, xim av lossis dub.Cov xim nyob ntawm cov xim ntawm daim tawv nqaij thiab qhov tob ntawm discoloration.
Feem ntau ua rau muaj xws li pob txuv, eczematous daim tawv nqaij mob, raug mob, phais thiab kub hnyiab.Cov neeg uas muaj xim tawv nqaij tawv dua yuav raug kev txom nyem los ntawm tus mob no.Qhov no manifests raws li lub teeb los yog tsaus xim av daim tawv nqaij thaj ua rau thaj los yog daim tawv nqaij liab.
Kev kho mob
1 、 Siv cov khoom tu tawv nqaij uas tsis muaj zog los ua kev saib xyuas tsis tu ncua.
2, Rau cov pigmentation ntxaum thiab me me pigmentation, kev kho dub (xws li tshuaj kho qhov muag lossis laser chaw kho mob) tuaj yeem siv ua ntej, ua raws li qee cov tshuaj uas tuaj yeem tswj kev tsim ntawm melanin thiab ua kom cov cell metabolism.
3 、 Nws yog tsim nyogry xyuam xim rau cais qhov chaw ntawm stimulation thaum lub sij hawm kho, thiab tswj nyob rau hauv thiab sab nraud.
Cov pigmentation tshwm sim los ntawm cov teeb meem sab hauv yog: chloasma, hnub nyoog me ntsis, tsaus me ntsis, thiab lwm yam. Txawm hais tias muaj ntau lub tsev kho kom zoo nkauj tau nrov hauv cov neeg niaj hnub no, nws tsis yooj yim rau lawv los tswj kev tsim ntawm melanin.Txawm hais tias muaj ntau lub khw zoo nkauj hauv lub neej niaj hnub no yog nrov rau "tawv tawv nqaij", piv txwv li ua rau daim tawv nqaij epidermis flaky, nws tsis yog ib txoj hauv kev zoo los daws qhov teeb meem ntawm pigmentation.Nws tsis yog ib qho kev daws teeb meem zoo rau pigmentation vim hais tias thaum cov cell cell poob lawv lub cev tsis muaj zog, tib neeg lub cev yuav tso cov pob dub ntau los tiv thaiv cov hlwb puas, thiab cov cellular ntau ntawm cov tawv nqaij yuav rhuav tshem cov kev tiv thaiv ntawm cov hlwb, yog li ua rau pigmentation txawm hnyav dua, thiab yog li tsis xav tau.
Post lub sij hawm: Dec-13-2023