466
Participants
Start Date
January 1, 2018
Primary Completion Date
December 1, 2022
Study Completion Date
December 1, 2025
Low ligation
Left colic artery (LCA) is identified, Tie the sigmoid artery and superior rectal artery, Apical lymph node dissection with the left colic artery preservation is performed.
High ligation
The IMA is ligated and divided at 2 cm from its origin. Apicallymph nodes dissection is performed.
RECRUITING
Xiangya Hospital of Central South University, Changsha
WEIDONG LIU,MD
OTHER