Intentional Dural Resection during en bloc Spinal Resection Could Provide a Secure Surgical Margin for Patients with Recurrent Spinal Tumors.

Dural resection is significant for patients with dura matter invaded by recurrent primary malignant or invasive benign spinal tumors with the purpose of clinical cure. This study demonstrated that in strictly selected cases, intentional dural resection could provide satisfying local control and long-term disease-free survival with acceptable complications and satisfying neurological function.