Spinal Extradural Benign Synovial or Ganglion Cyst: Case Report and Review of the Literature

A lumbar spinal extradural ganglion cyst is reported, and the world literature on spinal ganglion cysts is reviewed. The clinical presentation, findings, etiology, and pathogenesis of these lesions are discussed. (Neurosurgery 13:322-326, 1983)