Umbala we-nevus uxhomekeke kwi-melanocytes kuyo - iiseli ze-pigment, kunye nokuvezwa kwimizila ye-ultraviolet. Ngoko ke, uphawu lokuzalwa olumnyama oluvela kumbono we-dermatologist alunobungozi ngokubhekiselele ekuhlaleni kwalo kunokuba lube luhlobo olunombala olumnyama. Kodwa kwezinye iimeko, kuyimfuneko ukuhlawula ingqalelo kwi-nevi enjalo kwaye ubukele imeko yabo yonke ixesha.
Ubunzima bokuzalwa obumnyama obuza kubomzimba
Njengomthetho, ukuhlanganiswa okukhuselekileyo kwe-skin pigment yi-nevi, eyavela ngexesha lophuhliso lwe-intrauterine. Umbala ongaqhelekanga wohlobo olunjalo lubonisa nje inani elikhulu le-melanocytes.
Ngokuqhelekileyo i-moles emnyama iyabonwa ngasemva kunye nezandla, ubuso - isigxina esiphezulu se-trunk. Ngaphantsi kaninzi bakhona kwezinye iindawo zomzimba.
Ziziphi izizathu zendawo yokuzalwa emnyama?
I-Nevus iyakwenza ngexesha lokuphila. Oku kuququzelelwe iinkqubo ezahlukahlukeneyo zesikhumba se-skin ngaphansi kwefuthe lokutshintsha kwe-hormones emzimbeni, imisebe ye-ultraviolet, izifo ezihanjisiweyo, umonakalo osebenzayo kumonakalo wokuzalwa.
Akukho mngcipheko wokuqokelela olutsha lwe-melanocytes ukuba luhambelana nemimiselo ngokuphathelele ubukhulu, ukuma kunye nesakhiwo se-nevus.
Kuthekani ukuba i-birthmark ibumnyama?
Xa iqhekeza eliqhelekileyo le-pigment lifumana umthunzi obumnyama, kuyafaneleka ukuyiqwalasela ngokubanzi kwaye udibanise nodematologist, i-oncologist ukufumana izizathu zolu tshintsho. Ukunyusa i-nevus kungabonisa ukuguqulwa kwayo kwi- melanoma , ingakumbi ukuba kukho imiqondiso eyongezelelweyo:
- imiphetho engalinganiyo;
- ukubetha okanye intlungu;
- ukutyunjwa, izilonda;
- kuphuma;
- i-asymmetry;
- ubukho bemifuno yee-shades ezahlukeneyo;
- I-pink halo okanye i-halo ebomvu ejikeleze isiza sokuzalwa;
- iingubo ezimhlophe phezu komhlaba;
- ukucima;
- ukwanda ngobukhulu.