nesidioblastosis/diarrhea

Two patients with secretory diarrhea and signs and symptoms consistent with the Verner-Morrison syndrome and islet cell hyperplasia are described. Both patients responded well to subtotal pancreatectomies. The morphologic changes in the pancreata were characterized by proliferation of islets

A 46 year old woman is described who had a 13 half year history of watery diarrhea associated with hypokalemia and hypochlorhydria. The diarrhea was secretory as measured by triple lumen tube perfusion and was associated with an increased concentration of fasting plasma immunoreactive gastric

The case of an infant who developed refractory watery diarrhea at the age of 2 weeks is described. Diarrhea was secretory in type, stool weight on no oral intake was 400 to 600 gm daily. A vasoactive intestinal peptide (VIP)-producing tumor was suspected. At the age of 7 1/2 months an exploratory

The actions of the vasoactive intestinal polypeptide make it a potential candidate for mediating certain manifestations of the watery-diarrhea syndrome. Peptide levels were measured by radioimmunoassay in 25 controls and 30 patients with chronic watery diarrhea. Plasma levels were too low to measure

SMS 201-995 (Sandostatin) was studied using low doses (50 to 100 micrograms) administered subcutaneously every 12 hours. A single 50-micrograms dose of SMS 201-995 effectively controlled gastric acid and blood gastrin levels for 12 hours in three patients with benign gastrinomas and was useful in

We describe a 63-yr-old man with disseminated medullary carcinoma of the thyroid and pancreatic nesidioblastosis and microadenosis with pancreatic polypeptide (PP) hypersecretion. His major symptoms were watery diarrhea, flushing, and abdominal bloating; these and the elevated plasma PP levels did

Gastrin-releasing peptide immunoreactivity has been seen in functioning endocrine tumours which are recognized as a major cause of secretory diarrhea. The authors describe a case of a 52-year-old woman who had secretory diarrhea (5 L/d) with markedly elevated gastrin-releasing peptide levels

A case of chronic secretory diarrhea with elevated plasma vasoactive intestinal peptide (VIP) and serum gastrin levels is described. Plasma secretin, glucagon, insulin, and cyclic adenosine and guanine monophosphate (cAMP and (CGMP) concentrations were normal. Administration of a prostaglandin

We report the case of a patient with carbohydrate-deficient glycoprotein syndrome type Ib who developed normally until 3 months of age, when she was referred to the hospital for evaluation of hypoglycemia that was found to be related to hyperinsulinism. She also had vomiting episodes, hepatomegaly,

Preliminary data of the use of the long-acting somatostatin analog octreotide (Sandostatin) in pediatrics are reported. In nesidioblastosis and other hyperinsulinemic conditions, timely treatment with octreotide can protect cerebral function and may reduce mortality. The acute use of octreotide

Endocrine active islet cell tumors of the pancreas are rare and become clinically evident mainly by symptoms of hormone over-production (hypoglycemia, gastric ulcer disease, diarrhea etc.). The tumors may occur sporadically or in connection with the familial MEN-I syndrome. Diagnosis is verified

Subtotal pancreatectomy specimens from two adults with hyperinsulinemic hypoglycemia and one adult with watery diarrhea syndrome were investigated. All three specimens were originally diagnosed as "nesidioblastosis"; none had a neoplasm, and all patients were cured of their endocrine dysfunction by

Pneumatosis intestinalis (PI) is a well-recognized manifestation of necrotizing enterocolitis (NEC) in the newborn--a condition that often requires surgical intervention for infarcted bowel. However, little information is available concerning PI in older children or its management. Sixteen older