Keratoma yog hu ua kev hloov ntawm daim tawv nqaij, uas tau qhia nyob rau hauv ib tug diffuse los yog txwv haib thickening ntawm lub stratum corneum. Lub literal translation ntawm keratoma txhais tau tias "pob txha pob txha". Xws li hardening yog suav hais tias yog ib tug benign loj hlob nyob rau hauv lub cev vim kev loj hlob ntawm stratum corneum ntawm daim tawv nqaij epithelium. Twb tau tom qab 30 xyoo, keratomas tuaj yeem tshwm sim hauv ib tus neeg, tsis hais poj niam txiv neej. Kev kho mob ntawm cov neoplasms no, yog tias tsim nyog, yuav tsum tau ua los ntawm tus kws kho mob nkaus xwb. Kev tshem tawm tus kheej ntawm keratoma tuaj yeem ua rau muaj qhov tshwm sim loj. Kev raug mob rau txoj kev loj hlob tuaj yeem ua rau nws degeneration mus rau squamous cell carcinoma.
Cov tsos mob tseem ceeb ntawm keratoma yog qhov tshwm sim ntawm daim tawv nqaij ntawm qhov chaw me me feem ntau greyish lossis kas fes xim. Nws nto tuaj yeem tev tawm, tom qab ib lub sijhawm, kev loj hlob ntawm kev tsim yog pom. Thaum nce kojqhov luaj li cas ntawm qhov chaw yog them nrog tuab tuab crusts. Lawv feem ntau tawm thiab tawg, uas yog nrog los ntawm kev mob thiab los ntshav.
Qhov laj thawj tseem ceeb ntawm keratoma yog hom tshuaj tiv thaiv ntawm daim tawv nqaij laus kom raug lub hnub ntev. Tshaj dhau ultraviolet hluav taws xob pab txhawb kev loj hlob ntawm cov epidermis nrog nws cov keratinization tom ntej. Cov neoplasm tsis yog kab mob sib kis, tab sis feem ntau muaj kev pheej hmoo rau kev xeeb tub keratoma. Kev kho mob rau "pob txha pob txha" nyob ntawm nws hom.
Cov hom kab mob hauv qab no yog qhov txawv: hnub ci, horny, seborrheic, follicular, senile. Feem ntau lawv kis mus rau qhov chaw qhib ntawm lub cev (caj dab, ntsej muag, nraub qaum, tes). Ob leeg ib leeg thiab ntau yam neoplasms tuaj yeem pom.
Hnub ci keratoma, tseem hu ua actinic keratosis, yog kab mob precancerous. Feem ntau hom no tshwm sim hauv cov txiv neej. Actinic keratosis cuam tshuam rau thaj chaw ntawm daim tawv nqaij raug lub hnub thiab zoo li ntau qhov txhab uas npog nrog cov nplais qhuav, grey.
Keratoma senile, hu ua senile keratosis, kuj feem ntau txhim kho nyob rau hauv daim ntawv ntawm ntau yam dawb paug formations. Thaum lawv nce, lawv ua rau cov tsos ntawm cov plaques nrog lub ntsej muag greyish thiab ua rau mob. Lawv qhov tsos yog feem ntau pom tom qab 50 xyoo, tab sis feem ntau lawv tshwm sim ua ntej. Qhov chaw ntawm lub ntsej muag, caj dab, nrog rau tes, ob txhais ceg, hauv siab, forearm, nraub qaum yog qhov chaw tseem ceeb uas senile keratoma feem ntau nyob hauv cheeb tsam. Kho nwsmuaj nyob rau hauv kev tshem tawm neoplasms siv lub laser, xov tooj cua yoj txoj kev, cryodestruction, electrocoagulation, phais excision. Nrog rau ntau yam keratomas, cov tshuaj tsw qab retinoids tau ntxiv.
Keratoma horny tshwm raws li ib qho ionic lossis linear neoplasm nce saum daim tawv nqaij, feem ntau tsaus xim. Nws tuaj yeem tshwm sim nws tus kheej hauv daim ntawv ntawm ntau yam thiab ib qho kev loj hlob ntawm txhua qhov ntawm daim tawv nqaij. Nws muaj tag nrho cov duab thiab qhov ntau thiab tsawg. Nws yog ntshaw kom tshem tawm horny keratoma thaum ntxov ntawm nws cov tsos, txij li thaum nws muaj ib tug nyiam mus degenerate rau malignant neoplasms.
Follicular keratoma yog qhov tsawg heev. Tus kab mob manifests nws tus kheej nyob rau hauv daim ntawv ntawm nodules ntawm ib tug greyish, qee zaum liab xim, feem ntau ncav cuag 1.5 centimeters nyob rau hauv lub cheeb. Follicular keratoma tshwm sim ntau zaus hauv cov poj niam, qhov chaw tseem ceeb ntawm nws qhov chaw nyob yog thaj tsam plaub hau.
Seborrheic keratosis, uas tshwm rau ntawm daim tawv nqaij raws li xim daj lossis xim av, yog ib hom kab mob txaus ntshai tshaj plaws. Cov no yog ntau ntau formations uas tshwm sim ntawm daim tawv nqaij ntawm lub ntsej muag, caj dab, extremities, nyob rau hauv cov plaub hau. Cov tsos mob tsis zoo, nyiam ua kom loj, tuab thiab tev, khaus, mob - tsis yog tag nrho cov npe ntawm qhov tsis yooj yim uas seborrheic keratoma muab nws tus tswv. Kev kho mob ntawm qhov kev loj hlob zoo li no yuav tsum tau ua los ntawm tus kws tshaj lij uas muaj peev xwm, yog li ntawdzoo li ib qho ntawm nws txoj kev puas tsuaj sab nraud tawm qhov txhab qhib los ntshav rau hauv qhov uas tus kab mob tuaj yeem nkag mus tau yooj yim. Cov teeb meem loj tuaj yeem tshwm sim los ntawm nws.
Yog tias koj ua raws txhua qhov tsim nyog kev tu cev thiab kev tiv thaiv kev tiv thaiv (saib xyuas kev hloov pauv ntawm cov quav hniav, lawv qhov xwm txheej, nkaum ntawm lub hnub, tiv thaiv kev puas tsuaj), tsis tas yuav tshem cov keratomas. Kev kho mob yog qhov tsim nyog yog tias neoplasms feem ntau raug mob (cov khaub ncaws, ris tsho hauv qab, thiab lwm yam), muaj qhov tsis zoo. Txhawm rau tshem tawm keratomas, cov txheej txheem xws li cryodestruction, laser, electrocoagulation, thiab radiosurgery yog siv. Tsis muaj qhov caws pliav thiab caws pliav tom qab cov txheej txheem ua los ntawm tus kws kho mob paub txog.
Ib txoj hauv kev ib txwm yog kev phais kom pab tshem tawm keratomas. Kev kho mob nrog txoj kev no yog ua raws li qhov tsim nyog tshuaj loog.
Ntau pob pob, qhov loj thiab degeneration ntawm keratoma, nrog rau los ntshav lossis mob, xav tau kev sab laj oncologist los txiav txim qhov xwm txheej ntawm kev tsim.
