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Table 1. Key Diagnostic FeaturesSkeletal
- Class I skeletal base with a mild Class III tendency (Horizontal)
- Mesofacial growth pattern with a mild brachyfacial tendency (Vertical)
- Normal facial symmetry (Transverse)
- RHS: ½ unit Class II canine relationship, LHS: Class I molar and
canine relationship (Horizontal)
- Slightly increased overjet ~ 2mm (Horizontal)
- Normal angulation of the maxillary and mandibular incisors
- Normal anterior overbite ~ 25% (Vertical)
- Both maxillary and mandibular dental midlines located 2mm to the RHS
of the facial midline (Transverse)
- LHS posterior lingual crossbites, indicating a relative maxillary
transverse deficiency (Transverse)
Normal lip position (Horizontal)
Normal lip seal (Vertical)
Normal chin point position (Transverse)
Other Diagnostic Features of Note
- Significant mesial tip crown of the 46
- Over-retained 75 (non-mobile)
- Congenitally missing 35 (noted on the panoramic radiograph)
- 85 was not clinically visible
- Severely infraoccluded 85 due to historical ankylosis and associated
impaction of the 45 (noted on the panoramic radiograph)
- Mild maxillary arch malalignment
- Mild mandibular arch spacing in the 4th quadrant
- Third molar teeth present in the early stage of formation