Cancer of the parathyroid glands

Parathyroid glands are small endocrine gland in the neck that men secrete parathyroid hormone , or PTH ( PTH) , which together with calcitonin and vitamin - D has a primary role in regulating the concentration of calcium and phosphate in the body. The most common disease of the parathyroid gland presents increased and uncontrolled secretion of PTH , which can be defined as primary hyperparathyroidism, if occurs as a result of enhanced functions of one or more of the parathyroid glands , or secondary hyperparathyroidism, which occurs most often in chronic renal failure or as a result of the deficiency of vitamin D. In our case report we describe a patient with cancer paratioidnih gland , which is a very rare disease and is the rarest malignant endocrine tumor.