1 Department of Imaging, University Hospital of Poitiers, rue de la Milétrie, 86000 Poitiers, France. Electronic address: Jean-pierre.tasu@chu-poitiers.fr.
2 Department of Imaging, University Hospital of Poitiers, rue de la Milétrie, 86000 Poitiers, France.
3 Laboratory of Simulations and Anatomy Department, University of Poitiers, rue de la Milétrie, 86000 Poitiers, France; Abdominal Surgery Department, University of Poitiers, rue de la Milétrie, 86000 Poitiers, France.
4 Abdominal Surgery Department, University of Poitiers, rue de la Milétrie, 86000 Poitiers, France.
5 Anaesthesiology Department, University Hospital of Poitiers, rue de la Milétrie, 86000 Poitiers, France.
6 Abdominal Oncology Department, University Hospital of Poitiers, rue de la Milétrie, 86000 Poitiers, France.