Results We did not find any systematic reviews or large-scale RCTs involving a comparison between laparoscopic drainage and surgical drainage in the treatment of pyogenic liver abscess.

• 结果 我们没有检索到关于腹腔镜引流与开腹引流对比治疗肝脓肿的系统评价和大样本随机对照试验，因此选择了与临床问题密切相关的4 篇回顾性临床研究。