Pleomorphic adenomas yog cov qog nqaij hlav qog nqaij hlav zoo nkauj, uas feem ntau cuam tshuam rau lub ntsej muag ntawm lub caj pas parotid. Qhov "pleomorphic" xwm ntawm cov qog tuaj yeem piav qhia raws li nws cov epithelial thiab cov ntaub so ntswg sib txuas. Cov qog nqaij hlav muaj poj niam predilection ntawm hnub nyoog 30-50 xyoo.
Pleomorphic adenoma yog vim li cas?
Txawm hais tias qhov etiology ntawm pleomorphic adenoma tsis paub, qhov tshwm sim ntawm cov qog no tau pom tias nce 15-20 xyoo tom qab raug hluav taws xob. Ib txoj kev tshawb fawb qhia tias tus kab mob simian (SV40) tuaj yeem ua lub luag haujlwm ua rau muaj kev loj hlob ntawm pleomorphic adenoma.
pes tsawg feem pua ntawm pleomorphic adenomas ua malignant?
Pleomorphic adenomas chaw nres nkoj me me ntawm kev hloov pauv tsis zoo. Lub peev xwm malignant yog proportional rau lub sij hawm qhov txhab nyob rau hauv siteu (1.5% hauv thawj tsib xyoos, 9.5% tom qab 15 xyoo).
Puas yog pleomorphic adenoma yuav tsum tau muab tshem tawm?
Cov Lus Pom Zoo: Yuav luag txhua qhov pleomorphic adenomas tuaj yeem kho tau zoo los ntawm kev cai parotidectomy, tab sis cov txheej txheem tsis tas yuav tsum tau ua. Extracapsular dissection yog qhov kev phais me me; Yog li ntawd, nyob rau hauv ob txhais tes ntawm ib tug novice los yog ib ntus parotid kws phais, nws yuav ua rau ntau dua tus nqi ntawm recurrence.
YPob pleomorphic adenoma puas yog mob qog noj ntshav?
[3] Carcinoma ex pleomorphic adenoma is ib yam tsawg,Kev txhoj puab heev, tsis to taub malignancy, uas feem ntau tshwm sim hauv cov qog qaub ncaug thiab suav rau feem ntau tshaj tawm ntawm cov qog nqaij hlav malignant.
