Endocrine Abstracts

For the diagnosis of hyperinsulinemic hypoglycemia (HH), it is necessary that in symptomatic hypoglycemia in the fasting test the insulin/glucose ratio is >0.3, or that in spontaneous hypoglycemia there are C-peptide >0.6 nmol/l and insulin >3.0 mIU/ml. It is a well-known fact about the increasing frequency of hypoglycemia after bariatric surgery (estimated up to 30% of patients), mostly within the Dumping syndrome, but the frequency of occurrence of noninsulinoma ...

Background: Hypopituitarism can be expressed throughout many symptoms and can stay unrecognized for a long time. Xanthogranulomas are extremely rare in sellar region, with prevalence of ~0.6% in reported pituitary tumours and are presented with visual disturbance, hyperprolactinemia, diabetes insipidus and/or hypopituitarism. Its ethiopathogenesis is still not certain, but it can be of primary or systemic cause. It’s almost always diagnosed postoperatively and has good ou...