Microsurgical resection of cauda equina schwannoma with nerve root preservation.

The occurrence of motor deficit following resection of an intradural spinal schwannoma is an uncommon but potentially serious complication. This video illustrates the technique of microsurgical resection of an L-4 sensory nerve root schwannoma with preservation of the corresponding functional L-4 motor nerve root. The video can be found here: http://youtu.be/HrZkGj1JKd4.