Lower First Permanent Molar with an Additional Root Diagnosis and Management

Figure 1

(a) Intraoral photo of tooth #46 showing a large carious lesion and defective amalgam restoration. (b, c) Periapical radiographs of different angles showing the additional root. (d, e) Access cavity preparation with four root canals located. (f, g) Final periapical radiographs from different angles.

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