This is caused by many conditions such as '''trauma, orthodontic treatment, [[Periododntal Disease|periodontal disease]], tumours and periapical inflammation'''. [[Bones - Anatomy & Physiology#Cells|Osteoclasts]] resorb the tooth structure.
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This is caused by many conditions such as '''trauma, orthodontic treatment, [[Periodontal Disease|periodontal disease]], tumours and periapical inflammation'''. [[Bones - Anatomy & Physiology#Cells|Osteoclasts]] resorb the tooth structure.