后颅窝减压治疗小脑扁桃体下疝畸形

Decompression Treatment of Arnold-chiar Malformation of Posterior Cranial Fossa

目的探讨小脑扁桃体下疝畸形的发病机制及应用后颅窝减压治疗的效果.方法回顾我科1995～2004年治疗的31例小脑扁桃体下疝畸形病例,对于应用后颅窝减压手术方法的27例患者进行回顾分析.结果随访3～48个月,25例患者经单纯后颅窝减压方法治疗后症状明显改善.结论应用后颅窝减压法治疗小脑扁桃体下疝畸形疗效明显,是治疗本病的首选.

Objective To explore the nosogenesis of Arnold ehiari malformation and the therapeutic effect of the iateria of Posterior fossa decompression.Methods Review the Arnold chiari malformation patients who accept therapy in my department from 1995 to 2004,appreciation the therapeutic effect of patients who accept the therapeutics of Posterior fossa decompression.Results The follow- up period range from 3 to 58 months,25 patients experienced good clinical outcomes with symptom relief. Conclusion Posterior fossa decompression is effective in treating Arnold chiari malformation, and it is comidered that the method of Posterior fossa decompression can be used as the first choice of surgical treatment.