A nevus amadziwika kuti mole.
Vavus ndi chotupa chosaopsa (noncancerous) chokhala ndi malanocytic, chomwe chimatchedwa mole. Nevi (kuchuluka kwa nevus) sakhalapo nthawi yobereka koma ayamba kuoneka mwa ana ndi achinyamata. Ma moles ambiri sangayambitse vuto lililonse, koma munthu amene ali ndi 50 kapena kuposa ena amakhala ndi khansa ya khungu .
Kodi Khansa Yamtundu N'chiyani?
Khansara ya khungu - kukula kosalekeza kwa maselo a khungu - nthawi zambiri kumakhala khungu lomwe limawonekera ku dzuwa.
Koma mtundu uwu wamba wa khansara ukhozanso kuchitika kumalo a khungu lanu osati kawirikawiri ndi dzuwa. Pali mitundu itatu yaikulu ya khansa yapakhungu - basal cell carcinoma, squamous cell carcinoma ndi melanoma. Kuzindikira khansa ya khungu kumayambiriro kumakupatsani mwayi waukulu wodwala khungu labwino.
Zifukwa za khansa ya khungu
Matenda a melanoma amapezeka pamene maselo amachititsa kuti khungu lanu likhale loyera.
Kawirikawiri, maselo a khungu amayamba m'njira yoyendetsa bwino komanso yodongosolo - maselo atsopano abwino amachititsa kuti maselo akale afike kumtunda, kumene amamwalira ndipo pamapeto pake amatha. Koma pamene maselo ena amayamba kuwonongeka kwa DNA, maselo atsopano angayambe kukula ndipo angathe kukhala ndi maselo a khansa.
Zomwe zimawononga DNA m'maselo a khungu ndi momwe izi zimayambira ku melanoma sizowonekera. Zikutheka kuti pali zinthu zambiri, kuphatikizapo zachilengedwe ndi zibadwa, zomwe zimayambitsa matenda a melanoma.
Komabe, madokotala amakhulupirira kuti kuwala kwa ultraviolet (UV) kochokera ku dzuwa komanso kuchokera ku nyali zoyaka ndi mabedi ndizo zimayambitsa matenda a melanoma.
Kuwala kwa UV sikuchititsa kuti ma melanoma onse, makamaka omwe amachitika m'malo amtundu wanu omwe sapeza kuwala kwa dzuwa. Izi zikutanthauza kuti zinthu zina zingapangitse kuti mukhale ndi vuto la khansa ya khansa.
Kuyeza Khansa ya Khungu
Inu ndi dokotala wanu mukhoza kulingalira zosankha zowunika monga:
- Mayeso a khungu ndi akatswiri ophunzitsidwa. Pakati pa kafukufuku wa khungu, dokotala wanu amachititsa kuyang'anitsitsa mutu wanu.
- Mayeso a khungu omwe mumachita panyumba. Kudzipenda kukuthandizani kuphunzira ma-moles, freckles ndi zizindikiro zina za khungu zomwe ziri zachibadwa kwa inu kuti muwone kusintha kulikonse. Ndi bwino kuchita izi kutsogolo kwa galasi lalitali lonse pogwiritsira ntchito galasi lotenga dzanja kuti muyang'ane malo ovuta kuona. Onetsetsani kuti muyang'ane mbali, nsana, ndi mbali za manja anu ndi miyendo yanu. Kuwonjezera apo, yang'anani zofuula zanu, scalp, zikhomo, mapazi anu ndi malo pakati pa zala zanu.
Mabungwe ena azachipatala amalangiza nthawi zonse mayeso a khungu ndi dokotala wanu nokha. Ena samalimbikitsa mayeso a kansa ya khungu chifukwa sadziwa ngati kufufuza kumapulumutsa miyoyo. M'malo mwake, kupeza mole wosazolowereka kungapangitse chiwopsezo, chomwe, ngati mole chikupezeka kuti sichikhala ndi khansa, chingayambitse kupweteka kosafunikira, nkhawa, ndi mtengo. Lankhulani ndi dokotala wanu za momwe kuyesera kukuthandizani chifukwa cha chiopsezo cha khansa yapakhungu.
Mitundu ya Nevi
Pali mitundu yambiri ya nevi. Mtundu wotchedwa dysplastic (kapena "atypical") wavus ndi mtundu waukulu, wosasinthasintha womwe umapangitsa munthu kukhala ndi chiopsezo cha khansa ya khansa : Pafupifupi 50 peresenti ya khansa ya khansa ya khansa imapezeka kwa anthu omwe ali ndi dysplastic nevi.
Anthu omwe ali ndi matendawa ayenera kukhala ndi khungu loyerekeza khungu ndi dermatologist miyezi isanu ndi umodzi.
Mafupa amawoneka mochedwa ali mwana, koma ena amakhalapo atabadwa mwa omwe ali ndi matenda otchedwa "congenital melanocytic nevi." Nthawi yowopsa ya moyo wa matenda a melanoma kwa anthu omwe ali ndi congenital melanocytic nevi akhala akuposa 10 peresenti, malingana ndi kukula kwa nevus.
Tsamba:
Chipatala cha Mayo. Kansa ya Khungu. http://www.mayoclinic.org/diseases-conditions/skin-cancer/basics/definition/con-20031606