Case Report

Cl II Malocclusion Treatment, Using the Modified Twin Block Appliance Coordinated with Fixed Orthodontics in a Postmenarche Patient

Table 1

Normal and pretreatment cephalometric values [12].

VariableNormalPretreatment

SNA89°
SNB84.8°
ANB4.2°
Upper incisor to SN (U1-SN)112.7°
Lower incisor to mandibular plane (IMPA)91.9°
Interincisal angle130.5°
SN-mandibular plane angle26°
Face height ratio65%75%