Endocrine Abstracts

The 1-mg overnight dexamethasone suppression test (DST) is a screening test for endogenous Cushing’s syndrome (CS). The principle is that dexamethasone (D) will suppress ACTH and cortisol (C) secretion in healthy individuals, but not in CS. We have studied the associations between D and C concentrations in patients without CS after 1-mg DST.Methods: On suspicion of CS, 59 patients received 1-mg D at 23 p.m. and next day at 8 a.m. blood was drawn for...

Introduction: Radioiodine (RAI)-therapy for Graves’ disease (GD) is often followed by worsening autoimmunity, and the increase in TRAb may persist for several years. In pregnant women TRAb pass the placenta and may stimulate the fetal TSH receptor with a risk of fetal and neonatal hyperthyroidism.Case report: A 21-year old woman with GD was treated with RAI, and subsequently was euthyroid with L-T4-replacement. Before RAI-therapy, TRAb was 8 U/l (re...