A circumscribed distention of some portion of the central canal of the spinal cord or of the cerebral ventricles. ... Synonym: neural cyst. ... (05 Mar 2000) ... 
Type: Term Definitions: 1. a circumscribed distention of some portion of the central canal of the spinal cord or of the cerebral ventricles. Synonyms: neural cyst
ependymal cyst A circumscribed distention of some portion of the central canal of the spinal cord or of the cerebral ventricles.