Department of  Neurosurgery
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Pediatric Neurosurgery
Chiari Malformation/Syringomyelia

Washington University pediatric neurosurgeons provide comprehensive care for children and adolescents with Chiari type I and type II malformations. We offer advanced diagnostic evaluations, including MRI imaging with dynamic flow and pulsatility analysis, and the full spectrum of Chiari decompression surgical approaches.

Learn more about our program and how to contact us.

Our expertise encompasses spinal dysplasia, spinal deformity, cervical instability and atlantoaxial instability. As the principal site for the Park-Reeves Syringomyelia Research Consortium, we also have extensive experience in the management of Chiari associated with syringomyelia and hydromyelia.

Conditions & Treatments

Washington University pediatric neurosurgeons at St. Louis Children’s Hospital offer treatments for the following conditions:

  • Chiari type I malformation
  • Chiari type II malformation
  • Other craniovertebral junction abnormalities
  • Syringomyelia and hydromyelia
  • Spinal deformity and scoliosis
  • Atlanto-axial instability
  • Cervical instability

Neurosurgery Providers

Providers from Other Departments

We have a close working relationship with Washington University Orthopaedic Surgery Department's Spine Division and collaborate on cases of complex spinal deformity.


Pediatric Neurosurgery Case Conference (Mondays, 7 a.m.)

Pediatric Spine Conference (Fridays, 7 a.m., once monthly)


The Division of Pediatric Neurosurgery at Washington University is the principal site for the Park-Reeves Syringomyelia Research Consortium, a 28-center North American collaborative effort to improve the outcomes of patients affected by Chiari I malformation and syringomyelia.