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CT and MR imaging features of mixed neuroendocrine–non-neuroendocrine neoplasm of the pancreas compared with pancreatic ductal adenocarcinoma and neuroendocrine tumor
ObjectiveThis study aimed to assess the computed tomography (CT) and magnetic resonance imaging (MRI) features of pancreatic mixed...
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Case report: composite pancreatic intraductal papillary mucinous neoplasm and neuroendocrine tumor: a new mixed neuroendocrine-non-neuroendocrine neoplasm?
BackgroundMixed neuroendocrine-non-neuroendocrine neoplasms (MiNEN) of the pancreas are extremely rare. Their pathogenesis and molecular landscape...
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Multimodal therapy with aggressive hepatectomy, everolimus, and octreotide for metastatic pancreatic neuroendocrine neoplasm enables 10-year survival
The presence of neuroendocrine liver metastases is one of the poorest prognostic factors in patients with pancreatic neuroendocrine neoplasms, and...
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Transarterial chemoembolization for liver metastases of a pancreatic neuroendocrine neoplasm: a single-center experience
Transarterial chemoembolization (TACE) is performed for pancreatic neuroendocrine tumor (PanNEN) liver metastases; however, the safety and efficacy...
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Mixed neuroendocrine–non-neuroendocrine neoplasm of the ampulla of Vater: a case report
BackgroundMixed neuroendocrine–non-neuroendocrine neoplasms of the ampulla of Vater are rare and heterogenous, making it difficult to achieve a...
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A calcitonin-producing pancreatic neuroendocrine neoplasm treated with distal pancreatectomy a lengthy time after a left trisectionectomy for liver metastases: a case report
BackgroundCalcitonin-producing pancreatic neuroendocrine neoplasms (PanNENs) are extremely rare. There have been no reports of a patient in whom...
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Microcystic serous cystadenoma mimicking pancreatic neuroendocrine neoplasm: report of a resected case with preoperative diagnostic difficulty and review of the literature
BackgroundMicrocystic pancreatic serous cystadenoma (SCA) can be managed without surgery in selected patients. However, the preoperative diagnosis of...
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Serotonin-positive neuroendocrine neoplasm with pancreatic ductal dilation in which cytological immunostaining contributed to the diagnosis
A 52-year-old man was transported via an ambulance because of syncope and the passage of tarry stools, which had been noted the previous day. He was...
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Usefulness of intratumoral perfusion analysis for assessing biological features of non-functional pancreatic neuroendocrine neoplasm
PurposeHere, we evaluated the usefulness of intratumoral perfusion analysis using preoperative contrast-enhanced CT (E-CT) to assess biological...
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Age in combination with gender is a valuable parameter in differential diagnosis of solid pseudopapillary tumors and pancreatic neuroendocrine neoplasm
BackgroundThe clinicopathological characteristics of solid pseudopapillary tumor (SPT) and pancreatic neuroendocrine neoplasm (pNEN) are different....
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Recent progress of experimental model in pancreatic neuroendocrine tumors: drawbacks and challenges
The neuroendocrine neoplasm, in general, refers to a heterogeneous group of all tumors originating from peptidergic neurons and neuroendocrine cells....
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Systemic Therapy for Pancreatic Neuroendocrine Tumors
Pancreatic neuroendocrine tumors (PanNETs) account for approximately 2% of all pancreatic malignancies. Several systemic treatment options have been...
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Can solid pseudopapillary neoplasm of the pancreas without degeneration be diagnosed with imaging? a comparison study of the solid component of solid pseudopapillary neoplasm, neuroendocrine neoplasm, and ductal adenocarcinoma
PurposeTo investigate the MR findings of the solid components within pancreatic solid pseudopapillary neoplasms (SPNs) to characterize solid SPN...
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Primary Oral Mixed Neuroendocrine–Non-neuroendocrine Neoplasm (MiNEN): A Rare Case Report and Review of the Literature
Mixed neuroendocrine–non-neuroendocrine neoplasms (MiNENs) are rare tumors recently characterized by the presence of both neuroendocrine and...
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A case of neuroendocrine neoplasm of the minor duodenal papilla
A 61-year-old woman was referred to our hospital for intraductal papillary mucinous neoplasm with no symptoms. Magnetic resonance imaging (MRI)...
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A rare case of pancreatic neuroendocrine neoplasm causing Cushing’s syndrome
Pancreatic neuroendocrine neoplasms (PNENs) are relatively rare with a reported incidence of 1–2/100,000 and generally thought to originate from the...
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Usefulness of partial splenic embolization for left-sided portal hypertension in a patient with a pancreatic neuroendocrine neoplasm: a case report and review of the literature
Left-side portal hypertension (LSPH) is caused by isolated obstruction of the splenic vein and is associated with esophagogastric varices that extend...
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Pancreatic adenocarcinoma and pancreatic high-grade neuroendocrine carcinoma: two sides of the moon
Pancreatic adenocarcinoma is the seventh leading cause of cancer death in the world and the most common type pf pancreatic cancer. Unfortunately,...
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Mixed neuroendocrine–non-neuroendocrine neoplasm of the bile duct with long-term prognosis after neoadjuvant chemotherapy
A 74-year-old man with obstructive jaundice presented with a thickened distal bile duct wall. A transpapillary forceps biopsy revealed an...
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Gastroenteropancreatic neuroendocrine neoplasm imaging: standard reporting templates
PurposeStandardized reporting in radiology has an established role in numerous disease processes, with added benefits in oncology of reduced...
