Endocrine Abstracts

Introduction: Co-existence of medullary thyroid carcinoma and primary hyperparathyroidism (PHPT) is well described, however, the association of non-medullary cancer and PHPT is less recognised. Herein, we report two cases of patients with PHPT and papillary thyroid carcinoma (PTC).Case 1: A 55-year-old woman received a diagnosis of PHPT during investigation of her anemia. (Ca: 11.4 mEq/l, PTH: 256 pg/ml, urinary calcium: 960 mg/day). Thyroid function tes...