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Fig. 2 | Head & Face Medicine

Fig. 2

From: Morphological changes of the anterior alveolar bone due to retraction of anterior teeth: a retrospective study

Fig. 2

Alveolar bone width and height measurements before and after treatment. UAC line: a line that connects the labial and palatal alveolar crest (AC) points of upper incisor; UR line: a line parallel with UAC line passing through the center of resistance of the upper incisor (UIR); ABWL1, ABWP1, and ABWT1: labial, palatal, and total alveolar bone width of the upper incisor, respectively; LAC line: a line that connects the AC points of the lower incisor; LR line: a line parallel to LAC line passing through the center of resistance of the lower incisor (LIR); ABWL2, ABWP2, and ABWT2: labial, lingual, and total alveolar bone width of the lower incisor, respectively; ABHL1 and ABHP1:labial and palatal alveolar bone height of the upper incisor, respectively; ABHL2 and ABHP2:labial and palatal alveolar bone height of the upper incisor, respectively

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