Three-dimensional computed tomography in laparoscopic surgery for colorectal carcinoma

Figure 1 ICA situated in front of SMV at 3DCT (A) and at intraoperative findings (B).

Figure 2 ICA situated in back of SMV at 3DCT (A) and at intraoperative findings (B); C: ICA existed after the ileocecal vein (ICV) had been resected. The arrow head shows the cut end of the ICV.

Figure 3 Preoperative visualization of the SMA showing the MCA to branch at a more peripheral portion of the SMA than usual.

Figure 4 Three-dimensional images of the IMA, the IMV, the LCA and the superior rectal artery (SRA) were obtained (A) and were helpful in resecting the SRA (B).