Complex Disorders
These complex disorders are unusual and varied set of neurological and neurosurgical problems usually related to cerebrospinal spinal fluid flow disorders causing a variety of neurological symptoms including headaches, visual disturbance, extremity pain, weakness. They can be a result of congenital abnormalities or acquired from injuries, infections, and prior surgery.

cerebellar tonsils

Images and publication that was written by Dr Johnson and his colleagues at UCLA about treatment of spinal cord injury and syrinx formation with correcting the spinal deformity
Publications
Batzdorf U, Klekamp J, Johnson JP: A critical appraisal of syrinx cavity shunting procedures. Journal of Neurosurgery89(3):382-388, September 1998.
Holly LT, Johnson JP, Masciopinto JE, Batzdorf U: Treatment of posttraumatic syringomyelia with extradural decompressive surgery. Neurosurg Focus 8(3): Article 8, 1-6, March 2000.

