Umbala we-nevus uxhomeke ekugxileni kwama-melanocytes kuwo - amangqamuzana e-pigment, nokuvezwa kwemisebe ye-ultraviolet. Ngakho-ke, uphawu lokuzalwa olumnyama olusuka kumbono we-dermatologist aluyingozi ngokwengeziwe ngenxa yokuguqulwa kwalo kunokwakheka okwenziwe ensundu. Kodwa kwezinye izimo, kuyadingeka ukuba unake amehlo akho futhi ubheke isimo sabo sonke isikhathi.
Isikhumbuzo sokuzalwa esibomvu esibusweni emzimbeni
Njengomthetho, ukuqoqwa kwe-pigment yesikhumba okuphephile kakhulu kuyi-nevi, evele ngesikhathi sokuthuthukiswa kwe-intrauterine. Umbala ongavamile wezinhlobo ezinjalo kubonisa nje inani elikhulu lama-melanocytes kuwo.
Ngokuvamile ama-moles amnyama ayabonakala ngemuva nangesandla, ubuso - ingxenye engaphezulu yesiqu. Ngaphansi kwesinye isikhathi abakhona kwezinye izingxenye zomzimba.
Ziyini izizathu zesikhala sokuzalwa esimnyama?
Ama-Nevus angakha ngesikhathi sokuphila. Lokhu kuhlinzekwa yizinqubo ezihlukahlukene zesikhumba sokushisa ngesikhumba ngaphansi kwethonya lezinguquko ze-hormone emzimbeni, imisebe ye-ultraviolet, izifo ezidlulisiwe, ukulimala komonakalo ku-birthmark.
Ayikho ingozi yokuqoqwa kwama-melanocyte uma kuhambisana nemigomo ephathelene nobukhulu, isimo nesakhiwo se-nevus.
Kuthiwani uma isikhangiso sokubeletha simnyama?
Uma i-speck ejwayelekile ye-pigment ithola ama-dark shades, kufanelekile ukuyihlola ngokuningiliziwe futhi uxhumane nodokotela we-dermatologist, i-oncologist ukucacisa imbangela yalezo zinguquko. Ukwehlisa ama-nevus kungase kubonise ukuwohloka kwawo kube yi- melanoma , ikakhulu uma kunezibonakaliso ezengeziwe:
- imiphetho engavumelekile, enamathele;
- ukucheka noma ubuhlungu;
- ukuqhekeka, izilonda;
- ukuphuma kwegazi;
- i-asymmetry;
- ukutholakala kwemithambo ye-shades ehlukene;
- i-halo ebomvu noma ebomvu eduze kwe-birthmark;
- ukumboza okumhlophe phezulu;
- ukuhlunga;
- ukwandisa usayizi.