Fig.2

Intraoperative findings. a The jejunal limb (arrowhead) was enlarged and occupied by the tumor thrombus (arrow). b A schema of pancreatic metastasis. Pancreatic metastasis extended into the jejunal limb and caused a tumor thrombus filling the jejunal limb (arrowhead). The tumor thrombus was not reached at the abdominal esophagus (arrow). c, d Intraoperative ultrasound sonography. c Massive tumor in the pancreatic tail (arrowhead). d The tumor extended into the lumen of the jejunal limb (arrow)