Abrasion Of Teeth and its Consequesces
Abrasion It is loss of the tooth substance because of the friction with a foreign substance.The area affected by abrasion are smooth and usually in C shape, more wide than deeper. Clinical Features These are usually facio-cervical concavities that are more broad than deep and can be associated with an abrasive diet. They are usually found on prominent surfaces of the teeth in the dental arch such as canines, premolars, and mesio-buccal aspects of first molars. They may affect several teeth in a row with a “band” of abrasive damage. Sometime they may cause hypersensitivity which means the tooth or teeth may have pain while drinking hot or cold beverages like hot coffee or a cold drink. Figure 1 . Abrasion: note the concave smooth cavities in the cervical regions of upper and lower teeth. Causes of Abrasion The reason may be one or a combination of following factors. Normally in clinical practice, I see a combination of several factors. Excessive tooth brushing for a longer...