Figure 3: The operator was unable to locate the access to the mesiobuccal canal. | British Dental Journal

Figure 3: The operator was unable to locate the access to the mesiobuccal canal.

From: Endodontic problems

Figure 3

A small, round bur was used to explore the area, and an orifice was found. Unfortunately a radiograph revealed that a perforation into the furcation had been created. As the pulp chamber was clean and well isolated, the perforation was repaired with resin-modified glass-ionomer cement and the tooth remained symptomless.

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