Tag Archives: tooth abrasion

Abfraction causes

abfraction lesion

Abfraction causes NCCL causes The cause of an abfraction, more properly known as non-carious cervical lesion (NCCL),  is debatable.  Abfraction by definition is related to occlusal stress.  Although many use the terms interchangeably, I will use NCCL to describe the lesions except where occlusal stress is believed or reported to be the cause.  NCCLs are […]

Anterior wear

Cupped-teeth

Anterior wear no posterior must make shallow guidance. unknown source Must ortho intrude or cl anteriors? Spear Cupped anteriors showing lack of room for envelope of movement.   Pathway Wear  From Spear The wear this patient has on her lower anteriors is something I know you all have seen before. I bet if you look […]

Etiology

bryan-bauer

Tooth wear is caused by 3 distinct processes Erosion = loss of tooth structure due to chemicals Attrition = tooth against tooth wear Abrasion = tooth against foreign object (toothbrush) Tooth surface loss will typically result in compensatory tooth eruption and alveolar bone growth resulting in no change in vertical dimension of occlusion VDO.  Will […]