\n\n
手术是脑膜瘤的主要治疗方法之一,通过手术切除肿瘤可以减轻肿瘤对脑组织的压迫,解除占位效应。下面,我们就来介绍一下脑膜瘤的手术切除。
\n\n根据手术中脑膜瘤及其侵犯的组织切除程度的不同,可以分为五种不同程度,即 Simpson 切除分级标准:
\n\n在脑膜瘤的 Simpson 切除分级中,I~III 级都属于肿瘤完全切除。手术切除对脑膜瘤的复发有一定的影响,切除越彻底,脑膜瘤的复发几率越低。另外,还有脑膜瘤“0 级”切除,即在 I 级切除的基础上,把肿瘤附着的硬脑膜周围 2~4 厘米也一并切除,进一步减少脑膜瘤手术切除后的复发几率。
\n\n脑膜瘤手术切除的原则是要在保证患者安全的前提下,最大程度地切除肿瘤。大多数脑膜瘤能够做到肿瘤的完全切除,但是出于对患者安全的考虑,有些特殊情况下的肿瘤可能无法完全切除[1]。
\n\n对于脑膜瘤的切除,并非都能达到 0 级或 I 级切除,这取决于多种因素,包括肿瘤的位置、质地、大小、与周围血管的关系、与脑神经的关系,是否侵犯到功能区脑组织或远处延伸到颅底孔道等,还有一些因素,例如影响到手术或者麻醉安全等。
\n\n其中,脑膜瘤所在的解剖位置是能否完全切除的重要影响因素,具体为:
\n\n\n\n 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