Outcome of Root Canal Treatment of Necrotic Teeth with Apical Periodontitis Filled with a Bioceramic-Based Sealer

Figure 2

A case of a healed lesion: (a) preoperative radiograph; (b) radiograph showing the fracture of the K20 file; (c) postoperative radiograph; and (d) a 6-month follow-up radiograph.

(a)

(b)

(c)

(d)