Fig. 2From: Clinical efficacy of different approaches for laparoscopic intersphincteric resection of low rectal cancer: a comparison studyFlow chart of patient selection. LAISR laparoscopic intersphincteric resection, TPAISR transabdominal perineal approach for ISR, PAISR transanal pull-through approach for ISR, TAISR transabdominal approach for ISRBack to article page