Case Report Cephalometric superimposition Initial and Final Lateral Cephalometric Measurements Variable Norm Pre-Treatment Post-Treatment SNA (º) 85.4 84.9 84.7 SNB (º) 80.6 81.2 80.8 ANB (º) 4.8 3.6 3.9 FMA (FH-MP) (º) 24.7 17.1 19.2 SN-MP (º) 31.5 29.0 31.2 6.3 8.0 9.1 108.3 115.1 11.3 U1-NA (mm) U1-SN (º) L1-NB (mm) 10.4 11.9 12.4 103.1 106.5 101.7 Upper Lip-E Line (mm) 5.0 0.4 -0.1 Lower Lip-E Line (mm) 3.0 4.0 -2.0 IMPA (L1-MP) (º) The norms are based on African American norms. 36 PCSO Bulletin Summer 2017