16 Abnormal Number of Teeth (Decreased)
DEFINITION/OVERVIEW Absence of tooth or teeth due to developmental conditions, not to trauma or extraction Total anodontia: absence of all teeth due to failure in development Partial anodontia: failure in…
18 Abnormal Tooth Formation/Structure
DEFINITION/OVERVIEW Variation in tooth size Macrodontia: crown oversized, root normal Microdontia: crown normal shape, but small Peg tooth: small, cone-shaped tooth with a single cusp Variation in tooth structure/shape Fusion:…
23 Malocclusions of Teeth
DEFINITION/OVERVIEW A malocclusion is any deviation from a normal occlusion due to skeletal influences (asymmetry or other deviation of bone that support the teeth) or an abnormal positioning of a…