Endocrine Abstracts

Brown tumor (BT) is a rare bony benign lesion caused by excess osteoclast activity and hemosiderin deposition because of uncontrolled primary or secondary hyperparathyroidism. 71-year-old man with no significant pathological history, twelve months before admission presented with growing mandibular brown tumor and bone pain in lower limbs. He was referred to Endocrinology unit. Physical examination found left facial paralysis, absence of horizontal branches and left jaw ascendi...