This new generation of SRIF analogs offer exciting opportunities to improve hormone hypersecretion in patients with GH- and TSH-secreting pituitary adenomas and possibly even in patients harboring prolactinomas and non-functioning tumors. Future development of novel analogs with improved affinity for both SSTR2 and SSTR5 may have even greater potency to suppress pituitary hormone hypersecretion and block adenoma growth.
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Gland Surg
December 2024
Department of General, Visceral, Thoracic, Vascular and Transplant Surgery, University Medical Center Rostock, Rostock, Germany.
Background: Primary hyperparathyroidism (pHPT) is the third most common endocrine disease, affecting predominantly postmenopausal women. About 85% of cases are caused by a solitary parathyroid adenoma which leads to a hypersecretion of the parathyroid hormone (PTH) and consequently to elevated serum calcium concentrations. Parathyroidectomy is the only curative treatment.
View Article and Find Full Text PDFActa Physiol (Oxf)
February 2025
Department of Medical Cell Biology, Uppsala University, Uppsala, Sweden.
Aim: Somatostatin from pancreatic δ-cells is a paracrine regulator of insulin and glucagon secretion, but the release kinetics and whether secretion is altered in diabetes is unclear. This study aimed to improve understanding of somatostatin secretion by developing a tool for real-time detection of somatostatin release from individual pancreatic islets.
Methods: Reporter cells responding to somatostatin with cytoplasmic Ca concentration ([Ca]) changes were generated by co-expressing somatostatin receptor SSTR2, the G-protein Gα15 and a fluorescent Ca sensor in HeLa cells.
Zhong Nan Da Xue Xue Bao Yi Xue Ban
July 2024
Department of Endocrinology &Metabolism, West China Hospital, Sichuan University, Chengdu 610041.
Cushing's disease is a rare endocrine disorder characterized by hypercortisolism. Chronic elevated cortisol levels can lead to dysfunction or complications in multiple organs of systems, including cardiovascular, glucose, and bone metabolism, severely impacting patients' quality of life and posing life-threatening risks. Surgery is the first-line treatment for Cushing's disease.
View Article and Find Full Text PDFPituitary
December 2024
Endocrinology & Nutrition Department, Hospital Universitario Germans Trias i Pujol. CIBERER U747 (ISCIII), Universitat Autònoma de Barcelona, Badalona, Spain.
Acromegaly-induced diabetes presents unique features due to the direct effects of excess growth hormone (GH) and insulin-like growth factor 1 (IGF-) on glucose metabolism, especially insulin resistance in association to low body fat content and water retention. Increased cardiovascular risk is much higher when acromegaly is complicated with diabetes, thus requiring a holistic management that addresses also these specific characteristics which differ from those of classical type 2 diabetes.The optimal management of diabetes in acromegaly requires not only an effective control of carbohydrate disturbances per se, but also the concurrent control of GH hypersecretion as it will directly impact on glucose control.
View Article and Find Full Text PDFFront Endocrinol (Lausanne)
December 2024
Recordati Rare Diseases, Central and Eastern Europe, Warsaw, Poland.
Pasireotide is an effective treatment for both Cushing's disease (CD) and acromegaly due to its ability to suppress adrenocorticotropic hormone and growth hormone, and to normalize insulin-like growth factor-1 levels, resulting in tumor shrinkage. However, it may also cause hyperglycemia as a side effect in some patients. The aim of this study was to review previous recommendations regarding the management of pasireotide-induced hyperglycemia in patients with CD and acromegaly and to propose efficient monitoring and treatment algorithms based on recent evidence and current guidelines for type 2 diabetes treatment.
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