ganglioastrocytoma

例句：

1. 1.The patient was diagnosed with a ganglioastrocytoma and underwent surgery to remove it.
   患者被诊断出患有胶质星形细胞瘤，并接受了手术以移除它。
2. 2.The tumor is located in the brain and can cause severe symptoms if left untreated.
   该肿瘤位于大脑中，未经治疗可能会导致严重的症状。
3. 3. Researchers have been studying the molecular mechanisms underlying the development of ganglioastrocytomas for decades.
   研究人员已经研究了几十年来关于胶质星形细胞瘤发展背后的分子机制。