Man 70yo with epigastric pain. Ultrasound of abdomen detected one hypoechoic mass like a cyst # 4.9cm near SMA.
US 1= longitudinal scan at epigastric area.
US 2 = CDI: this mass is near SMA.
US 3 = crossed scanning= this mass is placed over the head of pancreas in relation with celiac artery and vein.
US 4 some small lymph nodes near the big mass .
MSCT CE=
CT 1 : crossed section this mass over the artery and vein.
CT 2: the pancreas is normal.
CT 3: frontal section of this intramesenteric mass near SMA and vein with some lymph nodes in mesentery.
Endoscopy gastric and colon are normal, blood test and all cancer markers are normal
What is your suggestion for diagnosis?