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Ghrelin and adiponectin in patients with Cushing's disease before and after successful transsphenoidal surgery
Summary background Ghrelin, an endogenous ligand of the GH secretagogue receptor that exerts orexigenic activity, is negatively correlated with body mass index (BMI) and insulin resistance. Conversely, low levels of adiponectin (ApN), a circulating adipocytokine with antidiabetic, antiatherogenic a...
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Published in: | Clinical endocrinology (Oxford) 2005-01, Vol.62 (1), p.30-36 |
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Main Authors: | , , , , , , , , |
Format: | Article |
Language: | English |
Subjects: | |
Citations: | Items that this one cites Items that cite this one |
Online Access: | Get full text |
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Summary: | Summary
background Ghrelin, an endogenous ligand of the GH secretagogue receptor that exerts orexigenic activity, is negatively correlated with body mass index (BMI) and insulin resistance. Conversely, low levels of adiponectin (ApN), a circulating adipocytokine with antidiabetic, antiatherogenic and anti‐inflammatory properties, have been found in several insulin‐resistant conditions. Although Cushing's syndrome causes several metabolic and hormonal changes leading to insulin resistance and central obesity, few data concerning the impact of glucocorticoid excess on ghrelin and ApN levels are so far available.
design We evaluated ghrelin and ApN levels in 14 women (age ± SE 39·5 ± 3·9 years, BMI ± SE 25·8 ± 1·4 kg/m2) with Cushing's disease (CD) at baseline and after successful transsphenoidal surgery (TSS) and in 14 age‐ and BMI‐matched healthy women.
results Despite similar levels of fasting glucose, insulin, homeostatic model assessment‐estimated insulin resistance (HOMA‐IR) and quantitative insulin sensitivity check index (QUICKI) values, patients with CD had ghrelin levels lower than controls (117·8 ± 21·5 vs. 269·6 ± 51·4 pmol/l, P |
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ISSN: | 0300-0664 1365-2265 |
DOI: | 10.1111/j.1365-2265.2004.02169.x |