1.4 小结
肝曲及右半横结肠癌是否需要清扫胃结肠韧带淋巴结存在争议。CME 技术及国内右半结肠癌扩大根治术提倡联合胃结肠韧带行淋巴结清扫。目前对于该组淋巴结的转移率、转移的临床意义及预防性清扫的临床价值均尚不明确，需要开展高质量临床研究以提供循证医学证据，以便于更好地规范右半结肠癌根治术的淋巴清扫范围。
（蔡正昊、冯波）
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