CLINICAL FINDINGS TOOTH STRUCTURE             ATTRITION               Minimal 6, 11, 13, 20, 22, 23, 24, 25, 26, 27 Moderate 7, 8, 9, 10 Severe None Complicating Factors             Defective Enamel None   Opposing artificial material  None   Significantly fewer teeth None   Aberrant chewing pattern 6, 7, 8, 9, 10, 11, 23, 24, 25, 26   Developmental   None   Gastric (GERD)   None   Diet Mechanical 2, 3, 4, 9, 10, 14, 15, 18, 19, 29, 30, 31     Chemical 6, 7, 8, 11, 13, 20, 22, 23, 24, 25, 26, 27     Unknown None               ABNORMAL ATTRITION               Minimal None Moderate None Severe None               CARIES               Incipient 20 Moderate None Severe None Diagnodent: <20:             >20:                         Cervical Lesion (Non-Carious)             ABFRACTION               Minimal None       Moderate None Severe None               ABRASION               Minimal 2, 3, 4, 6, 11, 13, 22, 23, 24, 25, 26, 27, 30 Moderate 14, 29 Severe None Complicating Factors (foreign objects): Toothbrush                                 CLINICAL FINDINGS       TOOTH STRUCTURE             DEVELOPMENTAL DISTURBANCES   Negative DESCRIPTION                Amelogenesis Imperfecta None  Dentinalgenesis Imperfecta None  Discoloration   None  Fluorosis   None  Hypocalcification   None  Mottled Enamel   None  Shape   None  Tetracycline Stain   None               EROSION               Minimal 6, 7, 8, 11, 13, 20, 22, 23, 24, 25, 26, 27 Moderate None Severe None               FRACTURE               Minimal 20(Lingual Cusp Fracture) Moderate None Severe None                                 PULPAL CONCERNS   2, 3, 10, 14, 15, 19, 30 Electronic Pulp Testing None Percussion Tenderness None Coronal Discoloration 10 Thermal Sensitivity None Thermal Testing None Biting Chewing Sensitivity None Large Restoration 2, 3, 14, 15, 19, 30 Endodontic Referral None