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SNA, Sella-Nasion-A point angle; SNB, Sella-Nasion-B point angle; ANB, A point-Nasion-B point angle; FMA, Frankfurt mandibular plane angle; FH-U1, Frankfurt horizontal plane to upper incisor angle; IMPA, lower incisor to mandibular plane angle; UL-TVL, upper lip to true vertical line distance; LL-TVL, lower lip to true vertical line distance; ANS-Me/N-Me, anterior nasal spine to menton distance and nasion to menton distance ratio.
