Endocrine Abstracts

Introduction: Primary aldosteronism (PA) is one of the causes of hypertension. Blood aldosterone and the aldosterone/direct renin concentration (DRC) are routinely used as a screening test for PA.Aim of study: Whether it matters if aldosterone concentration is determined in serum or plasma samples?Material and methods: 145 healthy males, five females (blood donors) were investigated. In all subjects blood was collected into two tub...

Introduction: Chromogranin A (CgA) is a main, nonspecific marker of neuroendocrine tumours (NET). There are various commercially assays for the measurement of CgA concentration in serum or plasma. These assays differ in analytical techniques (RIA, ELISA, CLIA), have different standardization, and use different antibodies which recognize different epitopes of CgA molecule.Aim of study: Our study was designed to confirm the noted earlier differences in CgA...

Introduction: Data regarding the thyroid gland evaluation in Polish adolescents are limited.Aim: The aim of the study was to asses TSH and anti-thyroid peroxidase antibodies (anti-TPO) concentrations as well as thyroid morphology on ultrasound in Warsaw adolescents in regard of family history of thyroid disease.Materials and methods: The study was carried out on a group of 480 adolescents (285 girls and 195 boys), aged 17–18 y...