DEFINITION/OVERVIEW Attrition: physiological or pathological wear of teeth as a result of activities such as chewing, biting, or mastication; teeth wearing against other teeth Abrasion: pathological wear of a tooth…

DEFINITION/OVERVIEW Primary palatal cleft (palatoschisis): located at the junction/suture of the incisive bone and one or both of the maxillary processes; may be associated with cleft lip (cheiloschisis) (Fig. 21-1)…

DEFINITION/OVERVIEW Commonly referred to as enamel hypoplasia Enamel hypoplasia refers to inadequate deposition of enamel matrix. This can affect one or several teeth and may be focal or multifocal. The…

DEFINITION/OVERVIEW Increased number of teeth from normal anticipated dentition Supernumerary: increased tooth number, often from separate tooth buds Twinning: a complete mirror image duplication of a tooth resulting from the…

DEFINITION/OVERVIEW Any change from the norm: the normal color varies and depends on the shade, translucency, and thickness of enamel Translucent enamel is bluish-white; opaque enamel is grey-white Extrinsic: from…

DEFINITION/OVERVIEW Sialolith: salivary stone; formation of stone or concretion in salivary duct or gland Mucocele stone: soft calculi or mineralized tissue within a mucocele ETIOLOGY/PATHOPHYSIOLOGY Dogs/cats Sialolith composed of magnesium…

DEFINITION/OVERVIEW Cyst formation arising from the soft tissues attached to the crown of an unerupted tooth ETIOLOGY/PATHOPHYSIOLOGY Dogs/cats Any breed which is at an increased risk for impaired eruption (see…