I-Moles ne Halos
I-halo nevus iyimvukuzane ejikelezwe nxazonke, indawo ehlukaniswe ngokulinganisa noma i-halo. I-halo ngokwayo iye yahlukanisa kakhulu imingcele. Awekho ama-melanocytes noma amaseli enza i-melanin, endaweni ye-halo. I-Halo nevi ithuthuka ngokuzenzekelayo, ngokuvamile ekukhuleni, esihlahleni, kodwa ngezinye izikhathi ezintendeni nasezintabeni. Umuntu angaba ne-halo eyodwa ye-nevus noma i-halo nevi eminingana.
Halo nevi ngokuvamile benign. Akukho ukwelashwa okwenziwe uma bebukeka ngendlela ejwayelekile, ngaphandle kokuqinisekisa isiguli ukuthi akuyona into ephathelene nomdlavuza wesikhumba. Isikhumba esimhlophe esizungeze i-halo nevis singase sithande kakhulu ukushisa kwelanga, ngakho ukusetshenziswa kwesikrini selanga kuwumqondo omuhle ukuvikela isikhumba. I-Halo nevi ivame ukunyamalala yedwa, kodwa kungathatha iminyaka eyishumi noma ngaphezulu.
- Iningi : halo nevi, halo naevi
- Amanye amagama: i- halo naevus, i-halo moles, i- Grünewald nevus, i- Sutton naevus, i-leukoderma acquisita centrifugum, i-Perinevoid i-vitiligo
- Ukubizwa ngegama: HAY-loh NEE-vus • (igama)
Ubani Ongenawo Nevi?
Abangu-1% abantu base-United States bane-halo nevi. Kwenzeka kuwo wonke amaqembu ehlanga nobugebengu. Kuvame ukutholakala ezinganeni. Isimo se- vitiligo singakhuphuka kubantu abane-halo nevi.
Iyini Ukuthuthukiswa Okuvamile KweHalo Nevus?
Ukuqhubekela phambili okuqhubekayo kokuthuthukiswa kwe-halo nevus kungukuthi isendwangu esibhebhezelayo iqala ukuzungeza imvukuzane.
I-molecule ngokwayo ingase ivele ibe mbala futhi ifakwe, ishiya indawo eyisiyingi kuphela. Ngokuhamba kwesikhathi, isikhumba sithatha umbala wayo ovamile kule minyaka.
Yini Ebangelwa I-Halo Nevus?
I-halo nevus ivela lapho umzimba unempendulo yokuzivikela ngomzimba eduze nomlenze okhona.
Okwenza lokhu kwenzeke kucwaningwe. Amaseli omzimba angena endaweni ezungeze amangqamuzana e-nevus futhi asule noma yikuphi ama- melanocytes , eshiya indawo engavunyelwe. Amaseli ahilelekile avame ukubizwa nge-T-lymphocytes kanye namanye ama-macrophages. Ama-antibodies amangqamuzana e-melanoma atholakala kubantu abane-halo nevi, kodwa akucaci ukuthi ngabe ama-antibodies akhiphe ukususwa kwama-melanocytes emkhatsini we-molecule noma ngabe kwakhiwa ngemva kokuthi amangqamuzana e-molecule aphazamiseke.
Ingabe I-Skin Cancer?
I-melanoma ingavamile ukuba khona nge-halo nevus, kodwa kulawo mahlakalo, i-nevus inezici ezingenasidingo futhi indandatho ehlongozwayo ayihambisani. Udokotela uzohlola noma iyiphi i-halo nevus ngesikhathi sokuhlolwa kwesikhumba ngenxa yezici ezenza kube khona okusolisayo nge-melanoma, basal cell carcinoma nezinye izimo ezingadinga ukwelashwa.
Ngokuvamile, i-halo nevus akumele isuswe ngaphandle kokuthi ibe nezici ezingenasidingo. Ukususa i-nevus akubangeli ingxenye ye-halo ukuze ibe mnyama. Ngenxa yalesi sizathu, ukususwa kungabangela ukonakala okubonakalayo endaweni yombala wesikhumba okhanyayo.
Umlando we-Halo Nevus
Lokhu kwenzeka lapho ubuciko bunomunye wemifanekiso yokuqala enembile yesilonda esikhumba, ebonakala ku "Isivivinyo sikaSt. Anthony," uMattheas Grünewald, umdwebo obomvu oyingxenye ye-Isenheim Altarpiece, owadalwa kusukela ngo-1512-1516.
Lesi sifo sabizwa ngokuthi i-leukoderma acquisita centrifugum ngu-Sutton ngo-1916.
Imithombo:
UZeff RA, Freitag A, Grin CM, Grant-Kels JM. Impendulo yegciwane lengculaza ku-halo nevi. J Am Acad Dermatol . 1997 Okthoba 37 (4): 620-4.
Aouthmany M, Weinstein M, amaZira aseMJ, et al; Umlando wemvelo we-halo nevi: uchungechunge lwama-retrospective uchungechunge. J Am Acad Dermatol. 2012 Oct; 67 (4): 582-6. doi: 10.1016 / j.jaad.2011.11.937. Epub 2012 Mar 2.
Zabawski Jr E et al; Halo Nevus, Medscape, Apr 2014