"tend to be homogenous and well-circumscribed"
"T1: hypointense relative to pancreas"
"T2: typically hyperintense relative to the pancreas, but there is a range of signal intensities"
"T1 C+ (Gd): hyperintense/hypervascular relative to pancreas"
"Ki67 >3%"
"glucagonoma: rare; ~1.5% of all pNETs 10"
"VIPoma: rare; ~1% of all pNETs 10"
"serotonin-producing neuroendocrine tumour: rare; ~1% of all pNETs 10"
"metastasis (e.g. renal cell carcinoma)"