* Occlusion problems causing cheek biting and traumatic ulcers. * Involved teeth may have difficulty erupting or may not erupt completely. * May possibly cause localized periodontal destruction due to aetiological factors. * May cause fracture of the tuberosity or floor of the maxillary sinus.
Concrescence
Disinhibition
Senescence
Derealization
Convalescence
Perseveration
Impaction
Remission 