Endocrine Abstracts

Abstract: Brown tumors also known as osteitis fibrosa are a very rare complications of primary hyperparathyroism that occur in less than 2% of patients suffering from any form of hyperparathyroidism. Parathormone increases osteoclastic activity in the bones causing cystic bony changes, it’s a reparative cellular process. Common sites of brown tumor are the ribs, clavicle, long bones and pelvic girdle. Our case is 55 years old tunisian men who was admitted to orthopedic de...