cystosarcoma

例句：

1. 1. The patient was diagnosed with cystosarcoma and underwent surgery.
   患者被诊断出患有膀胱癌并接受了手术。
2. 2. Cystosarcoma is a rare but aggressive cancer that can spread to other parts of the body.
   膀胱癌是一种罕见的但具有侵袭性的癌症，可以扩散到身体的其他部位。
3. 3. Cystosarcoma is often treated with chemotherapy and radiation therapy.
   膀胱癌通常采用化疗和放疗治疗。