Ubuvuzi bw'urumuri rutukura (RLT) bushobora gufasha mu kuvura indwara yo kubyimba cyane nyuma yo kubyimba (PIH). Ubusanzwe indwara yo kubyimba cyane ibaho nyuma yo kubyimba cyangwa gukomereka ku ruhu, akenshi bitewe nuko melanocytes mu ruhu zikora melanin nyinshi.
Ubuvuzi bw'urumuri rutukura bwinjira mu bice byimbitse by'uruhu hamwe n'uburebure bwarwo bwihariye bw'urumuri (ubusanzwe ni nanometero 630-650) kugira ngo butere imbaraga mu gusana uturemangingo tw'uruhu, bunoze gutembera neza kw'amaraso no kongera umusaruro wa kolajeni. Bugabanya kandi ubushyuhe bw'uruhu kandi bugatuma uruhu rukira. Izi ngaruka zifasha kugabanya isura ya hyperpigmentation, cyane cyane ihinduka ry'ibara rijyana no hyperpigmentation nyuma yo kubyimba.
Ubushyuhe bwinshi bw'uruhu nyuma yo kubyimba (PIH) ni ukwiyongera kwa melanin nyinshi mu ruhu nyuma yo gukira kw'indwara y'uruhu cyangwa imvune, bishobora gutuma uruhu rwijima cyangwa rugahinduka ibara. Akenshi bibaho nyuma y'uko uruhu rugize ubwoko bumwe na bumwe bw'ubushyuhe, nko kubyimba kw'uruhu, eczema, gukira ibikomere, gushya kw'izuba, cyangwa ubundi buribwe bw'uruhu.
Gutera ibara ry'uruhu nyuma yo kubyimba ni iki?
Impamvu zitera ibara ry’uruhu nyuma yo kubyimba:
1. Uburyo bwo kubyimba: Iyo ububyimbirwe bubaye mu ruhu, uturemangingo tw'uruhu (cyane cyane utunyangingo twa melanocytes) turakora kugira ngo dukore melanin nyinshi. Kuba hari ububyimbirwe bituma melanocytes zikora melanin nyinshi.
2. Gukomereka k'uruhu: Ubwoko ubwo aribwo bwose bw'imvune ku ruhu, harimo ibiheri, ubushye cyangwa ibisebe, bishobora gutuma habaho ihinduka ryinshi rya melanin mu gace runaka. Ibi biterwa nuko mu gihe cyo gukira, uruhu rurasana kandi rugasubira kubakwa, kandi melanin ishobora gukorwa muri iki gikorwa.
3. Kugaragara mu mirasire ya UV: Kugaragara mu mirasire ya UV bishobora kongera ibara ry’uruhu, cyane cyane mu bice by’uruhu byangiritse, kandi imirasire ya UV ishobora gutuma melanin ikorwa, bigatuma ibara ry’uruhu ryiyongera cyane.
Ibiranga:
Ibara ry'uruhu cyangwa Ibara ry'uruhu ritangana: Bikunze kugaragara nk'uduheri twijimye cyangwa tw'umukara ku ruhu, akenshi twijimye kurusha ibara ry'uruhu rukikije.
Gukwirakwira ku buryo butari bwo: Ubusanzwe ibara ry'uruhu rigaragara hafi y'aho ubwandu bwatangiriye kandi rishobora kugaragara mu maso, mu gituza, mu mugongo, ku bitugu cyangwa ku mpande.
Ese gupima ibara ry'uruhu ni inkovu?
Uduce twijimye duterwa no kwiyongera kw'ibara ry'uruhu nyuma yo kubyimba akenshi twitiranywa n'inkovu; icyakora, utu duce twijimye dutandukanye cyane n'inkovu. Iyo dermis, cyangwa ibice byimbitse by'uruhu, byangiritse, collagen matrix mu ruhu yisana ku buryo butari bwo, igasiga ibimenyetso birambye ku mubiri. Inkovu nazo akenshi zirazamuka (hypertrophic) cyangwa zigacika intege (dystrophic), mu gihe uduce twijimye duterwa no kwiyongera kw'ibara ry'uruhu nyuma yo kubyimba tuba duto ku ruhu. Byongeye kandi, inkovu nyinshi zisa n'aho zoroshye kuruta ibara ry'uruhu, ariko ibi ntibikunze kubaho.
Nubwo ibara ry’uruhu rigabanuka ubwaryo nyuma yo kubyimba, nubwo ibi bishobora gufata igihe, inkovu zirahoraho. Mu bice bifite ibara ry’uruhu, uruhu ntirwangirika mu by’ukuri kandi melanin nyinshi ni kimwe mu bigize inzira yo gukira. Tekereza ku buryo uruhu rukira urumuri rwa UV (urumuri rw’izuba): melanin ikorwa kugira ngo ihindure uruhu umwijima kandi irurinde kwangirika kwa UV, kuko amabara yijimye yinjiza urumuri ruto. Mu gihe habayeho ibara ry’uruhu nyuma yo kubyimba, melanin nyinshi irinda kwangirika kwa UV.
Kuvura indwara yo gushyuha cyane nyuma yo kubyimba
Nubwo gushyuha cyane nyuma yo kubyimba ari kimwe mu bigize inzira yo gukira k'uruhu, uduce twijimye twijimye dushobora kubabaza cyangwa kutakirwa neza. Ariko, hari imiti myinshi ishobora gufasha gusibanganya uduce twijimye. Uburyo busanzwe bwo kuvura uduce twijimye ni ugukoresha retinol, ikintu kiboneka mu mavuta menshi yo kwisiga no mu maraso, byongera umusaruro wa collagen no kuvugurura uturemangingo. Abantu benshi bakoresha retinol bagira umutuku n'impinduka z'uruhu, ibi bikaba ari ikimenyetso cy'uburibwe buturuka kuri uwo muti, bikaba ari impamvu ituma bamwe bareka imiti ya retinol. Iyi miti nayo irahenze cyane kandi ishobora gufata iminsi 90 kugira ngo itangire kugaragaza umusaruro.
Uburyo Ubuvuzi bw'Umucyo Utukura Bunoza Ibara ry'I ...
Ubuvuzi bw'urumuri rutukura buvura ibibazo bitandukanye by'uruhu birimo ibiheri, iminkanyari, inkovu n'ibyangiritse by'izuba. Ubu buvuzi bukoresha uburebure bw'urumuri rutukura kugira ngo butere imbaraga mu ngirabuzimafatizo, ibyo bigatuma habaho urukurikirane rw'ingaruka kugira ngo byihutishe inzira karemano yo gukira. Kongera amaraso mu mubiri bifasha kugeza imiti itera ubushyuhe ku ngirabuzimafatizo zangiritse kugira ngo zirwanye ubushyuhe vuba. Byongeye kandi, ubuvuzi bw'urumuri rutukura bwongera umusaruro wa kolajeni, igice cy'ingenzi cy'uturemangingo tw'uruhu rwacu gifasha kubungabunga imiterere no gukomera.
Twese dufite uruhu rutandukanye, bityo ni ngombwa ko uburyo bwo kuvura uruhu bukoreshwa mu buryo butandukanye kandi bugahindurwa. Ubuvuzi bw'urumuri rutukura bushobora guhindurwa kuri buri muntu, hakoreshejwe uruvange rw'uburebure butandukanye, imbaraga (ingufu), no gukoresha urumuri ruhoraho cyangwa ruhindagurika. Byongeye kandi, imiyoboro y'urumuri (nk'iyoIkibuga cyo kuvura amatara atukura cya MERICAN m4n) ishobora kuvura umubiri wose icyarimwe. Ibi bivuze ko ushobora gukemura ibibazo byinshi by'uruhu icyarimwe.
Ubuvuzi bw'urumuri rutukura ni uburyo budatera ububabare n'amabyi nk'uko abantu benshi babibona bakoresheje imiti ya retinoid. Byongeye kandi, abantu benshi batangira kubona umusaruro mu byumweru bike bya mbere by'ubuvuzi.