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.
Other causes of goiter include: 1  The body's immune system attacking the thyroid gland (autoimmune problem) 2  Certain medicines (lithium, amiodarone) 3  Infections. Cigarette smoking.  Certain foods (soy, peanuts, vegetables in the broccoli and cabbage family)