Risk Factors 4. Genetic factors and other factors a Endometrial and ovarian cancer are the simultaneously occurring with other genital malignancy reported incidence (14-38%) b. Family history of tumor is higher. (12 28%)Risk Factors 4. Genetic factors and other factors a. Endometrial and ovarian cancer are the simultaneously occurring with other genital malignancy ,reported incidence (1.4~3.8%). b. Family history of tumor is higher.(12- 28%)