or some reason or another; bony union occurs between the roots and the surrounding bone, what we call it ankylosis. Resulting that the tooth will be infra occlusion, tillting of the mesial & distal teeth and damaging of the tooth and the surrounding soft tissue due to food impaction.
Case Presentation
A case with ankylosed #75, the tooth was submerged, tilting of tooth #36, our treatment plane was to remove the ankylosed tooth immediatly.
Surgical removel of the ankylosed tooth.
Construction of band & loap space maintainer.
Premolars are erupting
Trauma
Intrusion of the dieciduous anterior teeth resulting from trauma,
Will lead to dilaceration (change the direction of the root resulting from intrusion trauma) of the roots of the permanent anterior teeth, immediate (surgical) removal of the intruded tooth is highly recomended.
Dilaceration of the root of #11 resulting from intrusion trauma.