Ovarian neoplasm.s的用法和样例：
例句
- In some cases, the contralateral ovary may have another type of neoplasm, usually a dermoid cyst.
在某些病例，可在对侧之卵巢发现另一种卵巢肿瘤，通常为皮样肿瘤。 - 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。
