Fig. 4

Magnetic resonance T2-weighted image of the cervical spine. a Sagittal image at 2 months postoperative. Although shrinkage of spinal syringomyelia is observed, the pseudomeningocele at the operation site is compressing the cerebellum and spinal cord. b Axial image at 2 months postoperative shows the pseudomeningocele at the surgical site. c Sagittal image at 4 months postoperative shows the size of the pseudomeningocele is getting smaller and the pseudomeningocele does not compress the cerebellum and spinal cord. d Axial image at 4 months postoperative shows there is a space around the spinal cord