Figure 1
From: Angular photogrammetric analysis of the soft tissue profile in 12-year-old southern Chinese
Soft tissue landmarks and reference lines. G, glabella; N, nasion; Prn, pronsal; Cm, columella; Sn, subnasal; Ls, Labiale Superius, Li, Labiale Inferius; Sm, supramental; Pg, pogonion; Me, menton; C, cervical; Trg, tragus; sTV, superior point of true vertical; iTV, inferior point of true vertical; Ort point, junction point of true vertical and true horizontal. Reference lines: sTV-iTV, true vertical; N-Ort (parallel to TV through nasion), true vertical in nasion; Trg-Ort (perpendicular to TV through Trg), true horizontal.