Endocrine Abstracts

Introduction: Normocalcemic Primary Hyperparathyroidism is today considered a variant of Primary Hyperparathyroidism. It is characterized by persistently normal calcium levels and increased levels of parathyroid hormone, after the exclusion of other causes of secondary hyperparathyroidism. We aimed to compare clinical, biochemical and imaging data from patients with normocalcemic and hypercalcemic primary hyperparathyroidism. Methods: This is a retrospec...

Background: PCOS is characterized from chronic anovulation, clinically expressed as menstrual irregularities, hyperandrogenism and polycystic ovaries on ultrasound. A growing body of data indicates that PCOS is a life existing disease starting before puberty and lasting post menopause, as hormonal and metabolic changes exist through the life span of the patient. Since the presence of menstrual irregularities constitutes a prerequisite for the diagnosis of PCOS, we wonder if th...