Large cystic abdominal lesion demonstrating multiple septae. The lesion is encapsulated, which loses the cleavage planes with the greater omentum on its anterior face with diameters greater than 20 x 17 x 8 cm and 10 HU on average with a slight enhancement of the capsule is 0.1 cm thick. It has a mass effect on all intestinal structures, pancreas and compresses the gallbladder.