Fig. 1From: A clinical study of inferior mesenteric artery typing in laparoscopic radical resections with left colonic artery preservation of rectal cancerBranching types and distribution of the IMA. A Type I IMA, B Type II IMA, C Type III IMA. IMA inferior mesenteric artery, LCA left colonic artery, SA sigmoid artery, SRA superior rectal artery, AA abdominal aortaBack to article page