The pancreaticoduodenal space (PDS) or groove (PDG) is a small anatomical potential space between the pancreatic head and duodenum 1.
Gross anatomy
Boundaries
medial: pancreatic head
lateral: 2nd portion of duodenum
superior: duodenal bulb
inferior 3rd portion of duodenum
posterior: inferior vena cava
Contents
distal common bile duct
major/minor papilla
lymph nodes
small vessels