Fig. 4From: The significance of anatomical variation of the inferior mesenteric artery and its branches for laparoscopic radical resection of colorectal cancer: a reviewWang’s classification of inferior mesenteric artery (IMA) branching types into A-C (AA, abdominal aorta; LCA, left colonic artery; SA, sigmoid artery; SRA, superior rectal artery)Back to article page