Endocrine Abstracts

Background: Measurement of urinary cortisol is commonly used in the investigation of suspected Cushing’s Syndrome and is most often performed using immunoassay. This approach exhibits significant assay variability necessitating the use of method specific reference ranges. A reference range for cortisol nmol/L: creatinine mmol/L ratio is reported based on the results from 104 early morning urine samples collected from healthy individuals and analysed using the AutoDelfia A...

Objectives: This prospective study aimed at investigating (1) the prevalence of vitamin D deficiency and insufficiency in diabetic adolescents and children in a multi-ethnic cohort, and (2) any association between vitamin D status and ethnic background, glycaemic control (HbA1C), biomarkers of metabolic bone health and lipids.Methodology: Venous blood was drawn from 199 patients with type 1 diabetes (mean age ± SD, 8.2 ± 3.7 years) and 48 patients ...