(a)
(b)
(c)
Figure 4: Superimposition of pretreatment (black) and posttreatment (red) cephalometric tracings (a) registered on sella with best fit on anterior cranial base; (b) maxillary composite superimposed on palatal curvature with best fit on maxillary bony structure; (c) mandibular composite registered on internal cortical outline of the symphysis.