Cephalometric tracing illustrating measurements performed. 1, SNA in degrees; 2, SNB in degrees; 3, ANB in degrees;, 4, maxillary depth (FH-NaPerp) in degrees; 5, maxillary skeletal (A-NaPerp) in millimeters; 6, skeletal profile convexity (NaApOG) in degrees; 7, midface length (Co-A) in millimeters; 8, effective mandibular length (Co-Gn) in millimeters; 9, lower facial height (ANS-Me) in millimeters, 10, GoGnSN in degrees; 11, palatal plane-facial height in degrees; 12, palatal plane-mandibular plane in degrees.