Information on SM/ACM: Information, stories, and support for people who have either Syringomyelia, Arnold Chiari Malformation or both. Includes a support forum.
NINDS: Syringomyelia: Information sheet compiled by the National Institute of Neurological Disorders and Stroke.
Syringomyelia Fact Sheet: Fact sheet compiled by the National Institute of Neurological Disorders and Stroke.