- Hyperparathyroidism is not an uncommon disorder. About 100,000 people in the
U.S. develop it each year. It is more common in women, and in the older
population its incidence can be as high as 1 in 1000.
- In the majority of cases the cause of hyperparathyroidism is not known. In
over 95% of people, hyperparathyroidism occurs sporadically.
- In about 5% of
cases, however, there can be a genetic basis for
developing the disorder. A rare inherited syndrome called familial multiple
endocrine neoplasia type 1 (MEN I)
is associated with hyperparathyroidism.
- In some cases, all four of the parathyroid glands are somewhat enlarged and
secrete excessive amounts of hormones. This is referred to as
- In other
cases, one of the four glands functions autonomously, and produces excessive
hormone on its own. Usually this gland is enlarged and is referred to as an
adenoma (a type of
A condition referred to as hypocalciuric hypercalcemia, is often confused with hyperparathyroidism. In
this condition, the kidneys do not excrete the normal amounts of calcium. It is
not a severe disorder and is not the same as hyperparathyroidism.
Must Read Articles Related to Hyperparathyroidism
Bone Mineral Density Tests
Osteoporosis (or porous bone) is a disease in which bones become weak and are more likely to break. Bone mineral density tests check the strength and solidness ...learn more >>