Umlobi: Monica Porter
Usuku Lokudalwa: 17 Hamba 2021
Ukuvuselela Usuku: 25 Ujuni 2024
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Nevus in the Eye – Could It Mean Cancer? | Tara McCannel, MD, PhD | UCLAMDChat
Ividiyo: Nevus in the Eye – Could It Mean Cancer? | Tara McCannel, MD, PhD | UCLAMDChat

-Delile

Ukubuka konke

Cishe ujwayele amabala asesikhunjeni sakho, kepha bewazi ukuthi ungathola namabala esweni lakho? Ukungqubuzana kwamehlo kubizwa nge-nevus (“nevi” ubuningi), futhi izinhlobo ezahlukahlukene zamabala zingavela ezingxenyeni ezahlukene zeso.

Ngenkathi imvamisa ingenabungozi, kudingeka ihlolwe ngudokotela ngoba mancane amathuba okuthi bangaba uhlobo lomdlavuza obizwa nge-melanoma.

Yiziphi izimo ezidala ukusaphazeka kwamehlo?

Kunezinhlobo ezahlukahlukene zamehlo. Kubalulekile ukuthi amabala amachaphaza ahlolwe ngudokotela wamehlo ukuqinisekisa ukuxilongwa okufanele nokuhlelwa kokwelashwa.

Ngenkathi ungazalwa unokubukeka kwamehlo, ungakhula nakho kamuva empilweni. Njengama-freckles esikhunjeni, lokhu kubangelwa ama-melanocyte (amaseli aqukethe i-pigment) ahlanganiswe ndawonye.

I-Conjunctival nevus

I-conjunctival nevus iyisilonda esinombala engxenyeni emhlophe yeso, eyaziwa ngokuthi i-conjunctiva. Lezi nevi zakha ngaphezu kwengxenye yazo zonke izilonda ezihlangene futhi imvamisa zivela ebuntwaneni.


Iris nevus

Lapho i-eye freckle iku-iris (ingxenye enemibala yeso), ibizwa nge-iris nevus. Cishe abantu abayisithupha kwabayishumi banayo eyodwa.

Ucwaningo luxhumanise ukwanda kokuchayeka kwelanga ekwakhiweni kwe-iris nevi entsha, kepha kufanele kwenziwe izifundo eziningi. Zihlale ziyisicaba futhi azibeki bungozi. Lokhu kwehlukile kunesixuku esikhuliswe ku-iris noma iris melanoma.

I-Choroidal nevus

Lapho udokotela ekutshela ukuthi unesilonda samehlo esidinga ukulandelwa, kungenzeka ukuthi babhekise kwi-choroidal nevus. Lesi yisilonda esinombala oyisicaba esinobungozi (esingeyona umdlavuza) futhi esisemuva kweso.

Ngokwe-Ocular Melanoma Foundation, cishe umuntu oyedwa kwabayishumi unalesi sifo, okuyisisekelo sokuqongelelwa kwamaseli anombala. Ngenkathi i-nevi ye-choroidal ngokuvamile ingenalo umdlavuza, kukhona okuncane okungenzeka ukuthi bangaba nomdlavuza, yingakho badinga ukulandelwa udokotela.

Yiziphi ezinye izimpawu ezingahambisana ne-freckle eye?

I-nevi ye-conjunctival ivame ukuvela njenge-freckle ebonakalayo engxenyeni emhlophe, ngaphandle kwezinye izimpawu. Zijwayele ukuhlala zizinzile, kepha zingashintsha umbala ngokuhamba kwesikhathi, ikakhulukazi ngesikhathi sokuthomba noma sokukhulelwa.


Umbala omnyama ungaphutha ngokukhula, yingakho kubalulekile ukuthi lolu hlobo lwe-nevi lubhekwe ngeso elibukhali.

I-iris nevi ingahle ibonwe ngokuhlolwa kwamehlo, ikakhulukazi uma une-iris emnyama. Zenzeka kakhulu kubantu abanamehlo aluhlaza okwesibhakabhaka futhi zibonakala kalula kulaba bantu.

I-nevi ye-Choroidal ngokuvamile ayinasifo, yize ingavuza uketshezi noma ihambisane nokukhula okungavamile kwesitsha segazi.

Kwesinye isikhathi lokhu kudala i-retina ethize noma ukulahleka kombono, yingakho kubaluleke kakhulu ukuqapha lezi zinhlobo ze-nevi.Ngoba azibangeli zimpawu, zivame ukutholwa ngesikhathi sokuhlolwa okujwayelekile kwe-fundoscopic.

Ingabe ama-eye freckles angadala izinkinga?

Yize ama-freckle amaningi ehlala engenawo umdlavuza, kubalulekile ukuthi udokotela wamehlo awaqaphe. Kukhona ithuba elincane lokuthi bangakhula babe yi-melanoma yamehlo. Ngaphambili ubona ukuthi i-nevus iqala ukushintsha, ingasheshe yelashwe - ngaphambi kokuthi iphenduke into ebucayi kakhulu.


Ukuhlolisisa okusondele kuyisihluthulelo sokuthola noma yiziphi izinguquko zomdlavuza okungenzeka futhi ukubamba imastastasis okungenzeka kusenesikhathi. Udokotela wamehlo wakho kufanele ahlole i-nevus njalo ezinyangeni eziyisithupha kuya kwezingu-12, aqaphele ubukhulu, ukuma, nokuthi kukhona yini ukuphakama.

Akuvamile, ezinye izilonda zingamemezela ezinye izimo. Ukuba nezilonda ezinemibala ezivivinyweni ze-fundoscopic emehlweni womabili kungakhombisa isimo esibizwa ngokuthi yi-congenital hypertrophy ye-retinal pigment epithelium (CHRPE), engabonakali ngokuphelele. Uma i-CHRPE isemehlweni womabili, lokhu kungaba uphawu lwesimo sefa esibizwa nge-familia adenomatous polyposis (FAP).

I-FAP ayivamile kakhulu. Kubangela amaphesenti ama-1 omdlavuza omusha onemibala minyaka yonke. Yize kungavamile, abantu abane-FAP banethuba elingamaphesenti ayi-100 lokuba nomdlavuza obala ngokobudala abaneminyaka engama-40 uma ikholoni labo lingasuswa.

Uma udokotela wamehlo ethola i-CHRPE, khuluma nodokotela wakho ngezingozi nezinzuzo zokuhlolwa kofuzo.

Bangancoma ukuthi ubone uchwepheshe ukuze axoxe ngezinketho zakho.

Ingabe ama-eye freckles adinga ukwelashwa?

Iningi lama-freckles wamehlo alinangozi, kepha uma unalo, lidinga ukubhekwa ngudokotela wamehlo onezivivinyo ezivamile, imvamisa njalo ezinyangeni eziyisithupha kuya onyakeni, ukubhala usayizi, ukwakheka, kanye nanoma iziphi izinguquko zombala ze-freckle.

Ngenkathi kukhona ubudlelwane phakathi kwe-nevi (ikakhulukazi i-choroidal ne-iris) kanye nokukhanya kwe-UV, ucwaningo oluningi ludinga ukwenziwa ukucacisa indima yalokhu okulandelayo. Kodwa-ke, ukugqoka izibuko zangaphandle ngaphandle kungasiza ekunciphiseni ubungozi bezinkinga nge-nevi.

Uma i-nevus idinga ukususwa ngenxa yezinkinga ezithile, i-melanoma, noma izinsolo ze-melanoma, lokhu kwenziwa ngokuhlinzwa. Ngokuya ngesimo ngasinye, ukusikeka kwasendaweni (kusetshenziswa i-blade encane kakhulu) noma i-argon laser photoablation (ukusebenzisa i-laser ukususa izicubu) kuyizindlela ongakhetha kuzo.

Uyini umbono wempikiswano yamehlo?

Uma unenkinga yamehlo, lokhu akuyona into okufanele ukhathazeke ngayo. Izikhathi eziningi, lokhu kubonakala ekuhlolweni kwamehlo, yingakho kubaluleke kakhulu ukuthola ukuhlolwa okujwayelekile.

Lapho kutholakala ukuthi kunenqwaba, khuluma nodokotela wakho mayelana nohlelo lokuhlola ngoba ludinga ukubhekwa ngokucophelela ukugwema noma yiziphi izinkinga ezingaba khona.

Uma unama-eye freckles emehlweni womabili, buza udokotela wakho nge-CHRPE ne-FAP ukubona ukuthi yini abayincomayo njengesinyathelo esilandelayo.

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