PET with somatostatin analogues (SSA PET/CT) enables the detection of cells with overexpression of somatostatin receptors, especially subtypes 2 and 5; this detection is variable depending on the type of molecule used. This is the basis for its use in the study of neuroendocrine tumours (NETs), which are characterized by an overexpression of these receptors in more than 80% of the subtypes. This PET is now being used in our country supported by the good results published by other groups, that were superior to those of other imaging techniques. We present two of the first cases of SSA-PET/CT with Ga-edotreotide (SomaKit TOC®) performed in our centre. SSA-PET/CT was the test that finally determined the clinical management of both patients.
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http://dx.doi.org/10.1016/j.remn.2019.01.007 | DOI Listing |
J Neurosci
January 2025
Laboratory of Cerebral Cortex Research, HUN-REN Institute of Experimental Medicine, Budapest, Hungary
The human hippocampus, essential for learning and memory, is implicated in numerous neurological and psychiatric disorders, each linked to specific neuronal subpopulations. Advancing our understanding of hippocampal function requires computational models grounded in precise quantitative neuronal data. While extensive data exist on the neuronal composition and synaptic architecture of the rodent hippocampus, analogous quantitative data for the human hippocampus remain very limited.
View Article and Find Full Text PDFBrain Struct Funct
January 2025
Behavioral Neuroscience Laboratory, Department of Psychology, Boğaziçi University, Bebek, 34342, Istanbul, Turkey.
Theta oscillations of the mammalian amygdala are associated with processing, encoding and retrieval of aversive memories. In the hippocampus, the power of the network theta oscillation is modulated by basal forebrain (BF) GABAergic projections. Here, we combine anatomical and computational approaches to investigate if similar BF projections to the amygdaloid complex provide an analogous modulation of local network activity.
View Article and Find Full Text PDFEndocr Relat Cancer
January 2025
L de Mestier, UMR1149, Centre of Research on Inflammation, Université Paris Cité, Paris, 75018, France.
Pancreatic neuroendocrine tumours (PanNETs) have intra-tumour heterogeneity, notably regarding the Ki-67 index, which is a major prognostic factor. The temporal evolution of PanNET biology is poorly known. We aimed to study the prognostic impact of the temporal evolution of Ki-67 and other molecular markers (MEN1, ATRX/DAXX, PDX1/ARX) in PanNETs.
View Article and Find Full Text PDFZhong 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 PDFCancer Treat Rev
December 2024
Department of Medicine I, Division of Oncology, Medical University of Vienna, Austria. Electronic address:
Neuroendocrine tumors (NET) of the lung are a slowly growing subtype of lung cancer that has a different treatment paradigm than aggressive and more common forms of lung neuroendocrine neoplasms (NEN) like small cell lung cancer (SCLC). Current guidelines for metastatic lung NET advocate a handful of treatment options, including somatostatin analogs (SSA), everolimus, temozolomide- or platin-based chemotherapy, and peptide receptor radionuclide therapy (PRRT). However, there is no clear treatment sequence, and the therapy of choice may depend on several factors such as tumor grade / growth rate, tumor burden / symptoms, disease progression status, and somatostatin receptor (SSTR) expression.
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