Normally, a person has 4 PSGs, which are located near the upper and lower poles of the thyroid gland, the mass of all PSGs is 120-150 mg. In some cases, ectopia (displacement) of PShZH is possible
Diseases of the parathyroid glands
Normally, a person has 4 PSGs, which are located near the upper and lower poles of the thyroid gland, the mass of all PSGs is 120-150 mg. In some cases, ectopia (displacement) of PShZH is possible