Endocrine Abstracts

Introduction: Hungry bone syndrome (HBS) is a rare condition that can appear after surgery for hyperparathyroidism, characterized by hypocalcemia, hypophosphatemia, low calciuria, especially in patients with severe primary hyperparathyroidism, bone lesions and elevated alkaline phosphatase. We present a case of severe persistent hypocalcemia after resection of a giant parathyroid adenoma in a patient with concurrent osteoblastic bone metastasis from prostate cancer.<p clas...

Introduction: Medullary thyroid carcinoma (MTC) is defined as a rare neuroendocrine tumor originated from the parafollicular C cells of the thyroid, noted for the ability of secreting calcitonin and other peptides. MTC poses a high risk of mortality if left untreated as the tumoral cells can invade nearby tissues, lymph nodes, lymphatic or blood vessels and, ultimately, other organs. Calcitonin is key in the evaluation and treatment protocol as its basal serum levels tend to b...