Fig. 2

A computed tomography with contrast on arrival at our emergency department is shown; a an axial section and b a coronal section in the early phase, and c an axial section and d a coronal section in the late phase. A non-enhanced, homogenous, 8.5 cm in diameter, high-density mass lesion is located between the posterior wall of the stomach and the anterior side of the pancreatic tail (arrows). There was no sign of extravasation or aneurysmal rupture. A large amount of intraabdominal fluid collection is demonstrated (asterisks). Note that the amount of the fluid collection increased compared to the initial plain CT