4.9 总结

EUS是一种高度敏感和准确的食管癌分期方法，这是迄今为止任何其他影像学方法都无法实现的。同时进行的EUS引导下FNA提供了区域淋巴结分期的细胞学证据，从而为食管癌患者的治疗提供了有价值的信息。

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