Volume 47 No 3  Cover Story

Pre- and postoperative MR images in a 28-year-old man who had developed a large multiseptate syrninx from C5 to L1 (upper left) who was surgically treated with decompression and interbody fusion (upper right and middle). The patient showed complete resolution of preoperative neurological symptoms, including bilateral leg weakness and dysesthesia, and postoperative MR images taken at 12 months (lower left) and at 2 year (lower right) show some and complete disappearance of the syrinx.