Endocrine Abstracts

Introduction: Hypercalcemia is mostly caused by primary hyperparathyroidism and malignancy. Parathyromatosis is a rare condition characterized by multiple nodules of hyperfunctioning parathyroid tissue scattered throughout the neck and superior mediastinum, which can present a diagnostic and therapeutic challenge.Case report: A 56-year-old woman visited the ER due to chest pain, left-sided neck edema, and hematoma. The day before, she experienced left-si...