Analyses of the clinical characteristics and surgical skills of the intraspinal arachnoid cysts

Abstract

Objective To investigate the clinical characteristics and surgical skills of the intraspinal arachnoid cysts. Methods Retrospectively analyzed the clinical materials of 72 cases confirmed by pathology from January 1995 to October 2008. Results According to the MRI imaging characteristics and manifestation in operation, there were 6 types of intraspinal arachnoid cysts: intramedullary, extramedullary and subdual, subdural and epidural, epidural and intraspinal, intraspinal and extraspinal, multiple cysts in spinal. Different arachnoid cysts were adopted different surgical skills. Conclusion MRI is the most important examination for the diagnosis on intraspinal arachnoid cysts. Different skills performed to the different cysts is valuable to the result of treatment. Key words: Atachnoid cysts; Intraspinal; MRI ; Surgical procedures,operative