Imaging diagnosis and staging of pancreatic ductal adenocarcinoma: a comprehensive review

摘要

A 72-year-old man with isoattenuating PDAC. Axial pancreatic phase CT image ( ) shows MPD stricture (arrow) at the pancreatic body without visible mass. Transverse transabdominal ultrasound image ( ) shows a hypoechoic mass (asterisk) at the site of MPD stricture (arrow). Dynamic contrast-enhanced MR images using fat-suppressed T1-weighted sequence in the arterial ( ) and portal venous ( ) phases show MPD stricture (arrow) but fail to demonstrate a distinct mass. Subsequent pancreaticoduodenectomy revealed PDAC