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.
Causes of Heterochromia without any prevalence information. The following causes of Heterochromia are ones for which we do not have any prevalence information. 1  Chromosome 8 trisomy syndrome-heterochromia. 2  Chromosome 8, trisomy-Heterochromia. 3  Congenital Horner's syndrome. 4  Eye hemorrhage. 5  Eye injury. 6  Familial heterochromia. 7  Foreign body in eye. 8  Fuch's heterochromic iridis.