对于手术时已经完全切除,且术后病理级别为 WHO I 级的脑膜瘤,术后不需放疗。对于没有切除完全的脑膜瘤,残留部分可能继续生长,即使术后病理级别为 WHO I 级的良性脑膜瘤,术后还需采用常规放疗或立体定向放疗,以控制残留肿瘤不再生长,但很少能够令其缩小。
\n\n对于手术已经切除完全的 WHO II 级脑膜瘤,术后是否放疗还没有统一的意见,可以考虑行常规放疗或暂时观察。对于没有切除完全的 WHO II 级脑膜瘤,术后推荐行常规放疗。
\n\n对于 WHO III 级的恶性脑膜瘤,无论手术是否完全切除肿瘤,术后都应该行常规放疗,减少复发机会。
\n\n \n\n化疗在脑膜瘤中的作用还不肯定,一般用于复发后无法放疗和手术切除的脑膜瘤。通常,这部分脑膜瘤是治疗后进展的 WHO II 级或 WHO III 级脑膜瘤,且往往是经过手术和放疗后再次复发的脑膜瘤。
\n\n除了以上所讲的辅助治疗方法,干扰素、生长抑素受体激动剂、VEGF(vascular endothelial growth factor,血管内皮生长因子)抑制剂等对于手术和放疗后进展的脑膜瘤也可能有一定的作用,靶向治疗、免疫治疗等治疗方法也正在探索之中[2]。
\n\n 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