Effect of horizontal dimensional malocclusions on smile changes in frontal, lateral, and oblique views before and after orthodontic treatment.

Orthodontic treatment produced the largest smile changes when viewed from the side, with anterior-posterior skeletal patterns (ANB) affecting lateral and oblique views more than overjet, while incisor display mattered most frontally and dental length mattered most from side angles.

A plain-English summary of the study's own findings — we don't add our own claims or interpretation. Read the full paper for the complete methods and results, and apply your own clinical judgement.