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Chronic teeth injuries Takes place over a long period of time Incidence high in older age group

Chronic teeth injuries Takes place over a long period of time Incidence high in older age group Types Attrition Abrasion Erosion. Attrition is the normal wearing away of tooth structure during mastication (chewing). Causes Coarse gritty diet Stress- grinding teeth / Bruxism

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Chronic teeth injuries Takes place over a long period of time Incidence high in older age group

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  1. Chronic teeth injuries • Takes place over a long period of time • Incidence high in older age group Types • Attrition • Abrasion • Erosion Dr S Chakradhar

  2. Attrition • is the normal wearing away of tooth structure during mastication (chewing). Causes • Coarse gritty diet • Stress- grinding teeth / Bruxism • Pipe smokers • Site • Anterior : incisor edge • Posterior: occlusal surface • Attrition is not compatible with dental caries • Pulp is protected due to secondary dentine formation Dr S Chakradhar

  3. Dr S Chakradhar

  4. Dr S Chakradhar

  5. Abrasion • is the abnormal wearing away of tooth structure that is caused by a repetitive mechanical habit such as improper toothbrushing. • Causes • Incorrect brushing • Professional habits eg electrician or tailor • Chewing tobacco Dr S Chakradhar

  6. Dr S Chakradhar

  7. Causes: Brushing • Mechanical effect of vigorous brushing • Hard tooth brush • Horizontal swaying action • Use of abrasive tooth powder • Commonly seen in cervical area at cementoenamel junction • Buccal and labial surface • Leads to gingival recession • Right handed person damage in left side Dr S Chakradhar

  8. Dr S Chakradhar

  9. Erosion • It is the progressive dissolution or degeneration of tooth surface Causes • Cold drinks (carbonic acid) • Workers of battery manufacturers and other industries where acid is used • Patients with GERD • Habit of sucking citrus fruits eg lemon • Unknown Dr S Chakradhar

  10. Dr S Chakradhar

  11. Management • Correction of cause • Avoid injuries • Proper brushing technique • Dietary advice • Occupational advice • Fluorinated tooth paste • Restore by cement filling Dr S Chakradhar

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