The natural history of pancreatic endocrine tumors (PETs) in patients with MEN1 is largely
unknown. Recent studies in patients with sporadic PETs show that in a subset, tumor growth …

Results At the time of presentation, 91% pts, had symptoms of peptic ulcer disease,
refractory to treatment, while a history of colicky abdominal pain due to nephrolithiasis was …

Screening was performed in 130 consecutive patients with apparently sporadic
neuroendocrine tumors (NET) to assess the prevalence of multiple endocrine neoplasia type …

Multiple endocrine neoplasia type 1 (MEN1) gene mutations are reported in some
gastrinomas occurring in patients without MEN1 as well as in some other pancreatic …

Background & Aims: The identification of precursor lesions has a great impact on the
understanding of tumorigenesis. Precursor lesions of endocrine tumors are known to occur …

Islet cell neoplasia is a frequent occurrence in multiple endocrine neoplasia type 1 (MEN 1).
Sixteen of 27 patients with MEN 1 developed functioning endocrine pancreatic tumor …

BACKGROUND: Gastric carcinoid tumors occur in 15% to 50% of patients with multiple
endocrine neoplasia–1/Zollinger-Ellison syndrome (MEN-1/ZES) but are thought to be …

In patients with multiple endocrine neoplasia type 1 (MEN-1), gastrinomas are common and
thought to occur predominantly in the pancreas. We describe eight patients with MEN-1 and …

Foregut‐derived neuroendocrine (NE) tumors occur sporadically or in association with
multiple endocrine neoplasia type 1 (MEN1) syndrome. Thirty‐nine sporadic NE tumors of …

Endocrine pancreatic tumors (EPT) and neuroendocrine tumors (NET) occur sporadically
and rarely in association with multiple endocrine neoplasia type 1 (MEN1). We analyzed the …