PMC5624145_01
(A) Extraoral photograph showing facial asymmetry with deviation of the nose to the right side (B) 'Coup de sabre' appearance extending from the medial 
canthus of the eye to the lower border of the mandible. (C) Deviation of the tongue to the right on protrusion.
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fig1
Incompetency of lips and obliteration of nasolabial fold were seen on the right side (Figure 1A). Retrusion of mandible was  also present (Figure 1B). Mild atrophy of right side of tongue was seen (Figure 1C).   
Orthopantomograph showing prominent antegonial notch on the right side (white arrow) with decreased ramus and body height.
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fig2
Orthopantomograph revealed prominent antegonial notch on the right side with decreased ramus and body height (Figure 2).  Postero-anterior cephalometric view showed right mandibular asymmetry (Figure 3).
Posteroanterior cephalometric view showing right mandibular asymmetry.
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fig3
Orthopantomograph revealed prominent antegonial notch on the right side with decreased ramus and body height (Figure 2).  Postero-anterior cephalometric view showed right mandibular asymmetry (Figure 3).
Lateral cephalogram showing decreased height of right body of mandible (black arrow).
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fig4
Lateral cephalogram showed retruded mandible  and decreased height of right body of mandible (Figure 4).