The diagnosis is made histopathologically, and the differential diagnosis between benign and malignant ovarian tumors cannot be made until operation. 诊断依靠组织病理，良恶性卵巢肿瘤的鉴别诊断只有通过手术才能确定。
Women who had used estrogens combined with continuous progestins did not appear to have an increased risk of ovarian cancer. 使用雌激素并连续服用孕酮的妇女，发生卵巢肿瘤的危险率并未增加。
