pISSN 2234-7518
eISSN 2005-372X

Table. 4.

Suggested criteria for malocclusion assessment

Component Assessment criteria
History of previous orthodontic treatment Removable appliance Extraoral appliance Fixed appliance
Facial Profile Convex Straight Concave
Facial type Brachy Meso Dolicho
Asymmetry Symmetry Asymmetry -
Nasolabial angle Obtuse Normal Acute
Dental Antero-posterior relationship Class I Class II Class III
Anterior crossbite Yes No
Vertical relationship Open Normal Deep
Posterior crossbite Unilateral crossbite Normal Unilateral scissor bite
Bilateral crossbite Bilateral scissor bite
Arch length discrepancy Crowding Normal Spacing
Upper incisor Labioversion Normal Linguoversion
Lower incisor Labioversion Normal Linguoversion
Korean J Orthod 2020;50:197~205 https://doi.org/10.4041/kjod.2020.50.3.197
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