摘要

<正>1文献来源Peters S, Camidge DR, Shaw AT, et al.Alectinib versus Crizotinib in untreated ALK-positivenon-small-cell lung cancer[J]. N Eng J Med,2017,377(9):829-838.2证据水平1b。3背景阿来替尼是间变性淋巴瘤激酶(anaplasticlymphoma kinase,ALK)的高选择性抑制剂。与克唑替尼不同,阿来替尼更容易穿透血脑屏障。在临床前和前期临床研究中,阿来替尼在