Tooth wear Flashcards
1
Q
what is tooth wear
A
irreversible surface loss of dental hard tissues caused by factors other than caries or trauma
2
Q
what is erosion
A
irreversible loss of dental hard tissues by acid attack not involving bacteria
3
Q
what is attrition
A
caused by occlusal tooth-tooth contact, the facets match with the opposing teeth
4
Q
what is abfarction
A
tooth wear lesions with no history of abrasion. Aetiology not clear
5
Q
what is abrasion
A
caused by tooth to non-tooth contact
