Panoramic radiographs were exposed on 75 dry mandibles.
- 2 SS markers were used . One on the buccal cusps of the molar to the canine and one as a plus sign on the mental foramen.
1.The mental foramen on panographic radiographs was slightly larger than reported on periapical radiographs. HD= 2.9, VD= 2.5
2.The average position of the foramen was mesial and below the radiographic apex of the tooth.
Mental foramen location relying on a panoramic