762H
Fig. 12.41 External inflammatory root
resorption. Usually presents as an
asymmetrical radiolucency on the lateral
surface of the root. If the lesion overlies
the root canal, its lateral walls are usually
still visible.763H
Fig. 12.42 Cervical resorption. (a) Resorption commences from a small entry point
below the gingival crevice, and often spreads widely within the crown before the root
canal is invaded. The lateral walls of the pulp chamber are often superimposed over
the defect. (b) Periapical radiograph showing a typical clinical case.