Ciwon daji na endometrial ciwon daji ne da ke tasowa daga endometrium ( rufin mahaifa ko mahaifa). Sakamakon rashin girma na sel wanda ke da ikon mamayewa ko yada zuwa wasu sassan jiki. Alamar farko ita ce mafi yawan zubar jinin al'ada ba tare da haɗuwa da haila ba . Sauran alamomin sun haɗa da jin zafi tare da fitsari, jin zafi yayin jima'i, ko ciwon ƙashin ƙugu . Ciwon daji na endometrial yana faruwa mafi yawanci bayan menopause . Kusan 40% na lokuta suna da alaƙa da kiba . Ciwon daji na endometrial kuma yana da alaƙa da yawan bayyanar isrogen, hawan jini da ciwon sukari . Ganin cewa shan estrogen kadai yana ƙara haɗarin ciwon daji na endometrial, shan duka estrogen da progestogen a hade, kamar yadda a yawancin kwayoyin hana haihuwa, yana rage haɗarin. Tsakanin kashi biyu zuwa biyar na al'amuran suna da alaƙa da kwayoyin halittar da aka gada daga iyaye. Ciwon daji na endometrial wani lokaci ana kiransa da “ Cancer mahaifa ” ko da yake ya bambanta da sauran nau'in kansar mahaifa kamar kansar mahaifa, sarcoma na mahaifa, da cututtukan trophoblastic .