Following root canal therapy (Fig.1), the tooth is orthodontically extruded (~ 5 years, Fig.2 (*: bracket)) with apparent disappearance of the infection.  The distance between the bone and the crack line increases from 2.3 mm to 4.0 mm

Bone Graft Post Extrusion     Last     Next

Xin Wei, DDS, PhD, MS 1st edition 03/30/2020, last revision 03/31/2020