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. 2016 Sep 14;45(7):20160079. doi: 10.1259/dmfr.20160079

Figure 1.

Figure 1

Jaw dental segment. (a) Drawing and (b) digital panoramic radiograph showing jaw dental segment (JDS). H, the height of the JDS: the distance between the crest of alveolar ridge and inferior ridge of the mandible; H1, the alveolar bone: the distance from the crest of alveolar ridge to the superior border of the mandibular canal (MC); H2, the basal bone: the distance from the superior border of the MC to the inferior ridge of the mandible; L, the length of the JDS: the distance between vertical lines that divides medial and distal borders of the JDS between the evaluated JDS and the medially and distally located JDSs borders, respectively.