This international symposium will discuss differences in prevalence, diagnosis, imaging, surgical management and follow-up of primary hyperparathyroidism around the world. With expert panelists, it will be case based and focused on interactive discussion with the audience. We will describe differences between profiles of primary hyperparathyroidism around the world, throughout diagnostic tests, role of rapid PTH, focused surgery and bilateral approach, multiglandular disease and indications of endoscopic/robotic transoral parathyroidectomy. Gathering experts from United States and Brazil we will discuss every aspect of each case with audience pooling.