ovarian sarcoma

例句：

1. 1.This rare form of cancer has been linked to genetic mutations in the ovaries.
   这种罕见的癌症与卵巢中的基因突变有关。
2. 2.The patient was diagnosed with a stage IV ovarian sarcoma and underwent aggressive treatment.
   这名患者被诊断出患有第四期的卵巢肉瘤，并接受了积极的治疗。
3. 3. Researchers are studying the relationship between diet and the risk of developing ovarian sarcoma.
   研究人员正在研究饮食与患卵巢肉瘤风险之间的关系。