Mole vs tawv nqaij Cancer
daim tawv nqaij yog lub cev loj tshaj plaws hauv lub cev, thiab nws muaj ob peb lub luag haujlwm tseem ceeb ntawm kev zoo nkauj zoo nkauj. Nws yog ib qho khoom nruab nrog uas tsim cov vitamin D, tiv thaiv cov kab mob hauv nruab nrog cev, tiv thaiv los ntawm cov khoom siv sab nraud, kev nqus, thiab tswj cov evaporation, thiab tswj qhov kub thiab txias thiab ua raws li lub cev. Cov tawv nqaij muaj peb txheej tsis sib xws, uas yog epidermis, dermis thiab hypodermis. Lub epidermis muaj cov txheej txheem cellular uas ua raws li kev tiv thaiv kev tshuaj ntsuam, lub dermis ua raws li cov ntaub so ntswg cuam tshuam, thiab hypodermis ua raws li lub ncoo ntawm cov rog. Cov xim ntawm daim tawv nqaij yog txiav txim siab los ntawm cov tshuaj genetic pleev (genotype) thiab qhia los ntawm ntau yam kev faib tawm ntawm cov xim thiab qib ntawm kev ua haujlwm ntawm cov xim nqa cov hlwb los ntawm kev cuam tshuam hormonal. Tawm ntawm cov melanin yog cov xim tseem ceeb tshaj plaws, nthuav tawm ntawm melanocytes. Nws yog ib qho tseem ceeb kom paub qhov txawv ntawm mole thiab mob qog noj ntshav ntawm daim tawv nqaij, vim tib neeg qee zaum ntshai rau kev ntseeg tus mob benign ua malignant.
Moob
Moles lossis pigmented naevi, yog tsim los ntawm cov melanocytes proliferated ntawm ntau txheej ntawm daim tawv nqaij. Lawv feem ntau txwv rau cov basal txheej ntawm cov epidermis, thiab qhov tob ntawm lub hlwb, ua rau lub ntsej muag ntawm cov naevi. Qhov no yog ib qho mob heev, thiab feem ntau ib tus neeg muaj li ntawm 20-50 moles, thiab lawv feem ntau tsis tshwm sim dua tom qab hnub nyoog 40. Lawv tuaj yeem ua liab dawb rau xim av thiab flattened los yog tsa saum npoo. Moles yog benign nyob rau hauv feem ntau, uas tsis xav tau kev tswj tshwj tsis yog rau lub hom phiaj kom zoo nkauj. Qee tus ntawm lawv tuaj yeem ua tsis zoo, loj hlob sab nraud, pawg, lossis tawg lossis haemorragic. Qhov no yuav tsum tau saib xyuas sai li sai tau vim lawv tuaj yeem txhim kho mus rau hauv ib qho mob melanoma.
Kev mob qog nqaij hlav tawv nqaij yog ib lo lus sib koom ua ke kom paub txog peb qhov sib txawv ntawm cov kab mob, uas ua rau cov tawv nqaij tsis zoo. Basal cell carcinoma yog qhov tshwm sim tshaj plaws, thaum squamous cell carcinoma yog qhov tshwm sim nruab nrab, thiab melanoma kuj tsis tshua muaj. Melanoma yog qhov tuag taus tshaj plaws ntawm lawv txhua tus. Cov qog nqaij hlav qog nqaij hlav feem ntau tshwm sim hauv Caucasian ntawm daim tawv nqaij, raug tshav ntuj ntau dhau, hnub nyoog tshaj 40 xyoo thiab tsev neeg keeb kwm ntawm cov kab mob zoo sib xws. Lawv yog cov loj dua, cov npoo tsis sib xws nrog asymmetrical nto tis. Kev phais yog qhov kev xaiv uas nyiam ua raws li kev kho mob tshwj xeeb.
Qhov txawv ntawm Mole thiab tawv nqaij Cancer
Ob lub koom haum no muaj nws keeb kwm los ntawm txheej txheej ntawm daim tawv nqaij. Moles yog rau feem ntau benign, thiab daim tawv nqaij mob cancer yog malignant. Moles tuaj yeem hloov mus ua melanomas hauv 10% ntawm cov neeg mob. Moles yog discrete, me me, zoo demarcated, nrog flat los yog elevated nto tsis muaj deg anomalies. Cov qog nqaij hlav ntawm daim tawv nqaij yog qhov loj, asymmetrical, nrog cov npoo tsis sib xws thiab nrog rupturing lossis los ntshav. Moles yuav tsum tsis muaj kev tswj xyuas tshwj xeeb tshwj tsis yog vim li cas rau kev kho kom zoo nkauj, tab sis cov qog nqaij hlav ntawm daim tawv nqaij xav tau kev phais nrog kev ua raws li cov kev xaiv kho mob.
Txawm hais tias moles yog benign, yog tias koj xav tias qee qhov kev hloov pauv ntawm mole, zoo li cov yam ntxwv tau hais los saum no, sab laj nrog kws kho mob thiab ua biopsy. Kev pheej hmoo mob qog noj ntshav tuaj yeem tiv thaiv tau los ntawm kev hnav khaub ncaws npog los tiv thaiv koj tus kheej ntawm lub hnub thiab siv tshuaj pleev thaiv hnub uas tsawg kawg yog SPF 30.
