Fig. 3From: Preoperative prediction of lymph node metastasis in nonfunctioning pancreatic neuroendocrine tumors from clinical and MRI features: a multicenter studyNF-PNETs reveal irregular characteristics on T2WI (left), DWI (middle) and arterial phase (right) images. The tumor shows ill-defined nodular tumor–pancreas interface with infiltrative to adjacent normal pancreatic parenchyma on (a–c). Highly infiltrative tumor with confluent multinodular growth and lacking demarcation is detected on (d–f), showing directly penetration to the duodenum with pathologic provenBack to article page