2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Melanocytic nevi yog benign neoplasms lossis hamartomastsim los ntawm melanocytes, cov hlwb tsim cov xim uas ua rau colonize cov epidermis.
YPuas yog melanocytic txhais tau tias melanoma?
Melanocytes: Cov no yog cov hlwb uas tuaj yeem ua melanoma. Lawv feem ntau ua cov xim xim av hu ua melanin, uas muab cov tawv nqaij tan los yog xim av. Melanin tiv thaiv cov khaubncaws sab nraud povtseg ntawm daim tawv nqaij los ntawm qee qhov teebmeem ntawm lub hnub.
Nevus puas tuaj yeem ua phem?
No. Ib qho dysplastic nevus muaj feem ntau dua li cov mole uas ua rau mob qog noj ntshav, tab sis feem ntau tsis ua mob qog noj ntshav.
Puas yog compound melanocytic nevus cancer?
Thaum neeg laus, lawv muaj feem yuav tshwm sim ntawm ob txhais tes, txhais taw, thiab qhov chaw mos. Compound nevi uas tshwm sim thaum laus laus muaj kev pheej hmoo ntau dua rau kev ua phem.
Puas melanocytic nevus loj tuaj?
Moles, tseem hu ua "melanocytic nevi," feem ntau tshwm sim hauv cov menyuam mos thiab menyuam mos (kwv yees li 1 feem pua). Yog tias lawv pom thaum yug los lossis loj hlob hauv thawj 1-2 xyoos ntawm lub neej lawv hu ua congenital melanocytic nevi. Txawm hais tias feem ntau ntawm cov moles me me, qee qhov yuav loj heev. Feem ntau ntawm no yuav loj thaum koj tus menyuam loj hlob.
Pom zoo:
Puas yog reticulosarcoma benign lossis malignant?
A sarcoma yog ib hom qog uas tsim hauv cov ntaub so ntswg sib txuas, xws li pob txha, pob txha mos lossis cov leeg. Sarcomas tuaj yeem ua tau zoo (noncancerous) lossis malignant (cancerous). Kev kho mob suav nrog kev phais, hluav taws xob, tshuaj khomob thiab thermal ablation.
Puas yog dysplastic nevus hloov mus ua melanoma?
Puas yog dysplastic nevus hloov mus ua melanoma? Yog, tab sis feem ntau dysplastic nevi tsis tig mus rau hauv melanoma(1, 3). Feem ntau nyob ruaj khov nyob rau lub sijhawm. Ntau npaum li cas dysplastic nevus tig mus ua melanoma? Cov kws sau ntawv kwv yees tias qhov hloov pauv txhua xyoo ntawm ib qho nevus rau hauv melanoma yog li ntawm ≤1 ntawm 200,000 rau cov txiv neej thiab cov poj niam hnub nyoog qis dua 40 xyoo mus rau kwv yees 1 ntawm 33,000 rau cov txiv neej laus
Puas yog melanoma yuav benign?
Melanoma, benign: Kev loj hlob zoo ntawm cov melanocytes uas tsis mob qog noj ntshav . Ib qho mole yuav yog melanocytic nevus melanocytic nevus Kev Kho Mob, xws li "cov cim zoo nkauj" feem ntau yog melanocytic nevus, tshwj xeeb tshaj yog cov sib xyaw ua ke.
Puas yog nevus plural lossis tus lej?
A nevus kuj yuav sau tau naevus. Lub plural yog nevi los yog naevi. Lo lus yog los ntawm nævus, Latin rau "birthmark". Dab tsi yog qhov ntau tshaj ntawm nevus? Nevus (los yog naevus, plural nevi lossis naevi, los ntawm nævus, Latin rau "
Puas yog tag nrho cov craniopharyngioma benign?
Craniopharyngioma yog ib yam tsis tshua muaj mob qog nqaij hlav hlwb (benign) hlwb. Craniopharyngioma pib nyob ze ntawm lub paj hlwb pituitary caj pas, uas secretes cov tshuaj hormones uas tswj ntau lub cev ua haujlwm. Raws li craniopharyngioma maj mam loj hlob, nws tuaj yeem cuam tshuam rau kev ua haujlwm ntawm lub caj pas pituitary thiab lwm cov qauv nyob ze hauv lub hlwb.
