petroclival meningioma

例句：

1. 1.The patient's condition was stable, but the doctor recommended further testing.
   病人的状况稳定，但医生建议进一步检查。
2. 2. This tumor is rare and requires special treatment.
   这种肿瘤罕见，需要特殊治疗。
3. 3. The patient underwent surgery to remove the tumor.
   患者接受了手术以移除肿瘤。