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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
5
|
pubmed:dateCreated |
1987-12-1
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pubmed:abstractText |
High circulating levels of somatostatin (SRIF) were detected in a patient with a metastatic tumour after development of diabetic ketoacidosis (DKA). Fasting insulin and C-peptide levels were markedly suppressed, but plasma glucagon was not suppressed below normal. Progressive cachexia ensued; at autopsy a poorly differentiated non-small cell neuroendocrine carcinoma metastatic to liver was found. Small gallstones were noted. Electron microscopy of tumour tissue showed neurosecretory granules and tonofilament bundles. Immunohistochemical staining of tumour cells was diffusely positive for carcinoembryonic antigen, bombesin-like immunoreactivity, and calcitonin with focal immunoreactivity for SRIF, serotonin, neuron-specific enolase, chromogranin, and epithelial membrane antigen. Column chromatography of plasma and tumour extract revealed five or more peaks of material with SRIF-like immunoreactivity (SRIF-LI): predominantly SRIF-28 and intermediates in tumour extract, and SRIF-14 and an intermediate between SRIF-28 and SRIF-14 in plasma, DKA in this case of somatostatinoma syndrome may reflect differential effects of tumour production of larger molecular weight SRIF forms on insulin and glucagon secretion.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:status |
MEDLINE
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pubmed:month |
May
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pubmed:issn |
0300-0664
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
26
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
609-21
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pubmed:dateRevised |
2004-11-17
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pubmed:meshHeading |
pubmed-meshheading:2822297-Adenoma, Islet Cell,
pubmed-meshheading:2822297-Aged,
pubmed-meshheading:2822297-Diabetic Ketoacidosis,
pubmed-meshheading:2822297-Humans,
pubmed-meshheading:2822297-Liver Neoplasms,
pubmed-meshheading:2822297-Lung Neoplasms,
pubmed-meshheading:2822297-Male,
pubmed-meshheading:2822297-Somatostatinoma
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pubmed:year |
1987
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pubmed:articleTitle |
Malignant somatostatinoma presenting with diabetic ketoacidosis.
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pubmed:affiliation |
Department of Internal Medicine, Henry Ford Hospital, Detroit, MI 48201.
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pubmed:publicationType |
Journal Article,
Case Reports
|