Fig. 4From: Surgical management and prognostic factors of spinal metastatic tumorsCase of spinal metastatic ependymoma. A1, A2 Preoperative MRI T2 and T1 cervical spine with intramedullary metastatic ependymoma. B1, B2 Postoperative MRI T2 and T1. C1, C2 Intraoperative ultrasound images showing hypoechoic cystic parts and hyperechoic fleshy tumor partsBack to article page