Individuals are also at an increased risk of developing a subependymal giant cell astrocytoma, or SEGA, which is a type of cancer that can arise from the subependymal nodules.

个体发生室管膜下巨细胞星形细胞瘤（SEGA）的风险也会增加；SEGA是一种可由室管膜下结节引起的癌症。