Endocrine Abstracts

In overt or subclinical ACTH-independant Cushing’s syndrome (CS), aberrant adrenal receptors may control cortisol secretion.We systematically studied the 20 patients with adrenal incidentaloma screened in our department for illegitimate adrenal receptors between 2000 and 2006. We investigated plasma cortisol level during successive stimulation tests performed while dexamethasone was given orally every 8 h (upright posture, meal, hypothalamic hormone...

Within the group of gonosomal aneuploidy, the 47,XXY Klinefelter syndrome is a well-known chromosomal anomaly with a clearly delineated phenotype. Since the 48,XXYY polysomy is rather rare and associated with hypogenitalism, it has often been considered as a variant of the Klinefelter syndrome. Nevertheless, several differences have been reported, in particular the greater severity and prevalence of mental retardation and psychiatric illness in patients with a 48,XXYY syndrome...