What is the recommended minimum safety distance between a dental implant and the inferior alveolar nerve (IAN) canal?

0.5 mm
2 mm
5 mm
10 mm

Show answer and explanation

Correct answer: B. 2 mm

A minimum clearance of about 2 mm from the radiographically visualized IAN canal is the standard recommended safety margin to avoid nerve injury during osteotomy and implant placement, accounting for measurement error on imaging.

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