Human tooth development having negative effects on human health, including, but not limited to, fetal development. As shown in animal studies which mimic human enamel, the mother’s consumption of products with BPA during pregnancy can lead to the child’s tooth development being obstructed. Those children are shown to be prone to incisor and first molar hypomineralization, a weakened state of the enamel. Additionally, it is most important for mother’s to avoid BPA during pregnancy, but also avoid BPA-use in the child’s products up to five months of age. Anodontia is a complete lack of tooth development, and hypodontia is a lack of some
Human tooth of the missing structure can be achieved with a variety of treatments. Restorations may be created from a variety of materials, including glass ionomer, amalgam, gold, porcelain, and composite. Small restorations placed inside a tooth are referred to as "intracoronal restorations". These restorations may be formed directly in the mouth or may be cast using the lost-wax technique, such as for some inlays and onlays. When larger portions of a tooth are lost, an "extracoronal restoration" may be fabricated, such as an artificial crown or a veneer, to restore the involved tooth. When a tooth is lost, dentures, bridges, or