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Example of where the ligation level was registered as low in the Swedish Colorectal Registry but where the radiological examination determined that the ligation level was high. In the preoperative image to the left, the inferior mesenteric artery (IMA) is indicated with an arrow. The postoperative image to the right demonstrates that all that remains of the IMA is a small bud-like contrast-filled bulge at the exit from the aorta
