Odontoclasts attack external and internal to the [[:Category:Teeth - Anatomy & Physiology|tooth]]. Initially they start at the neck/cervical region and extend into [[Enamel Organ#Root|tooth root]] they also enter the root via the apical foramen (stage 3 lesions). | Odontoclasts attack external and internal to the [[:Category:Teeth - Anatomy & Physiology|tooth]]. Initially they start at the neck/cervical region and extend into [[Enamel Organ#Root|tooth root]] they also enter the root via the apical foramen (stage 3 lesions). |