These are joined by fibrous sutures, which allow movement that facilitates childbirth and brain growth. 1  Posterior fontanelle is triangle-shaped. 2  Anterior fontanelle is a diamond-shaped membrane-filled space located between the two frontal and two parietal bones of the developing fetal skull.
16125. Thyromegaly is a disorder where the thyroid gland becomes larger than its normal size. It is more commonly known as the disease goiter. A disease where the thyroid gland grows abnormally large is actually common, especially if you lack iodine intake or if your thyroid hormones lack balance.
In almost all acromegaly patients, the overproduction of GH is caused by a benign tumor of the pituitary gland, called an adenoma. These tumors produce excess GH and, as they expand, compress surrounding brain tissues, such as the optic nerves.