Pancreatic endocrine tumors have been steadily growing in incidence and prevalence
during the last two decades, showing an incidence of 4–5/1,000,000 population. They …

Neuroendocrine tumors of the pancreas and peripancreatic area are rare entities with a
wide spectrum of clinical presentation. This study retrospectively reviews the patients who …

This volume covers tumors of the pituary, the thyroid and parathyroid, the adrenal gland, the
endocrine pancreas, and inherited tumor syndromes. Each entity is extensively discussed …

Neuroendocrine tumors (NETs) are rare, slow-growing neo-plasms characterized by their
ability to store and secrete different peptides and neuroamines. 1 Some of these substances …

Somatostatin is produced by gastrointestinal endocrine cells that have long, nonluminal,
cytoplasmic processes. Such processes terminate on other cell types, including gastrin …

Diabetes mellitus, steatorrhea, cholelithiasis and a tumor distorting the duodenum prompted
a work-up for somatostatinoma in a 52-year-old man. The responses of pancreatic B-cells …

It is tacitlyassumed that the endocrine and exocrine parts of the pancreas are independent of
each other, almost as though they were anatomically related by some sort of celestial …

In nonfunctioning islet cell tumors of the pancreas, hormone production is not clinically
evident. This type of tumor constituted 15% of all islet cell tumors seen at the Mayo Clinic …

A radioimmunoassay (RIA) for somatostatin has been developed using rabbit antiserum
raised against cyclic somatostatin conjugated to thyroglobulin, radioiodinated [Tyr1] …

The current controversy concerning the role of glucagon in the pathogenesis of diabetes is
reviewed. The traditional “unihormonal abnormality concept,” namely, that all of the …