PMC4034635_01
Pretreatment extraoral and intraoral photographs
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F1
She exhibited a convex profile, an acute nasolabial angle, a protrusive upper lip, a trapped lower lip and a deficient chin (Fig. 1). Midlines were coincident (Fig. 1).
Pretreatment cephalogram and OPG
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F2
Evaluation of the patient's cervical radiographs indicated that she was at the peak of the pubertal growth spurt, with considerable growth remaining (Fig. 2).
A positive VTO
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F3
In addition to this patient showing positive clinical VTO (Fig. 3).