Figure Legends
Fig 1: Computed tomography. The main pancreatic duct in the body and tail of the pancreas is dilated, but there is no visible tumor
Fig 2: Magnetic resonance imaging. The main pancreatic duct in the body and tail of the pancreas is dilated, but there is no visible tumor
Fig 3: Endoscopic ultrasonography (a) and intraductal ultrasonography (b). The main pancreatic duct in the body and tail of the pancreas is dilated, but there is no visible tumor
Fig 4: The results of pancreatic juice cytology favor malignancy but do not reveal adenocarcinoma
Fig 5: Postoperative pathologic examination. Pancreatic intraepithelial neoplasia grade 3 is seen in specimens 1 through 4, and the caudal pancreatic duct is dilated