fig3

Figure 3. Cephalometric superimposition on the sella-nasion plane registered at the sella and summary of the cephalometric findings. Black line: Pre-treatment; red line: post-treatment. SNA: Sella-nasion-A point angle; SNB: sella-nasion-B point angle; ANB: A point-nasion-B point angle; U1-NA: upper incisor to nasion-A point (angle and distance); L1-NB: lower incisor to nasion-B point (angle and distance); U1-L1: interincisal angle; GoGn-SN: mandibular plane (gonion-gnathion) to sella-nasion plane angle; FMA: Frankfort mandibular plane angle; IMPA: incisor mandibular plane angle; FMIA: Frankfort mandibular incisor angle.