case_images: PMC6585206_01
case_images: Pretreatment extraoral photographs
case_images: AMS-9-177-g001.jpg
case_images: PMC6585206_01_AMS-9-177-g001.jpg
case_images: F1
case_images: A 21-year-old male was referred to the department of orthodontics and dentofacial orthopedics with a chief complaint of asymmetry of the face [Figure 1] and forwardly placed upper front teeth.
case_images: Pretreatment intraoral photographs
case_images: AMS-9-177-g002.jpg
case_images: PMC6585206_01_AMS-9-177-g002.jpg
case_images: F2
case_images: Intraoral examination [Figure 2a and b] revealed an Angle's Class II division I subdivision malocclusion with lower anterior crowding.
case_images: Pretreatment cone-beam computed tomography images
case_images: AMS-9-177-g003.jpg
case_images: PMC6585206_01_AMS-9-177-g003.jpg
case_images: F3
case_images: The patient underwent a CBCT scan [Figure 3].
case_images: Pretreatment panoramic view
case_images: AMS-9-177-g004.jpg
case_images: PMC6585206_01_AMS-9-177-g004.jpg
case_images: F4
case_images: The panoramic view [Figure 4] revealed condylectomy of the left side as reported in the history.
case_images: Pretreatment lateral cephalogram
case_images: AMS-9-177-g005.jpg
case_images: PMC6585206_01_AMS-9-177-g005.jpg
case_images: F5
case_images: Pretreatment posteroanterior cephalogram
case_images: AMS-9-177-g006.jpg
case_images: PMC6585206_01_AMS-9-177-g006.jpg
case_images: F6
case_images: The upper and lower incisors were proclined on their bases. The posteroanterior cephalometric radiograph [Figure 6] showed a mandibular deviation to the left side.
case_images: Upper occlusal radiograph showing hyrax expansion screw
case_images: AMS-9-177-g007.jpg
case_images: PMC6585206_01_AMS-9-177-g007.jpg
case_images: F7
case_images: A hyrax screw soldered to the bands on the maxillary first premolars and molars was used for the expansion [Figure 7].
case_images: Model surgery and splint fabrication
case_images: AMS-9-177-g008.jpg
case_images: PMC6585206_01_AMS-9-177-g008.jpg
case_images: F8
case_images: Model surgery was performed on articulator-mounted casts in centric relation [Figure 8].
case_images: Intraoperative photographs
case_images: AMS-9-177-g009.jpg
case_images: PMC6585206_01_AMS-9-177-g009.jpg
case_images: F9
case_images: A bijaw surgery was performed according to the values obtained from the model surgery [Figure 9].
case_images: Posttreatment extraoral photographs
case_images: AMS-9-177-g010.jpg
case_images: PMC6585206_01_AMS-9-177-g010.jpg
case_images: F10
case_images: A marked correction of facial asymmetry and occlusal cant was achieved after surgery, resulting in a significant improvement of facial esthetics [Figures 10 and 11].
case_images: Posttreatment intraoral photographs
case_images: AMS-9-177-g011.jpg
case_images: PMC6585206_01_AMS-9-177-g011.jpg
case_images: F11
case_images: A marked correction of facial asymmetry and occlusal cant was achieved after surgery, resulting in a significant improvement of facial esthetics [Figures 10 and 11].
case_images: Posttreatment panoramic radiograph
case_images: AMS-9-177-g012.jpg
case_images: PMC6585206_01_AMS-9-177-g012.jpg
case_images: F12
case_images: Posttreatment panoramic radiograph [Figure 12] revealed acceptable root paralleling without any significant root resorption.
case_images: Posttreatment cephalometric radiograph
case_images: AMS-9-177-g013.jpg
case_images: PMC6585206_01_AMS-9-177-g013.jpg
case_images: F13
case_images: Cephalometric analysis and superimposition [Figures 13 and 14] showed correction of the skeletal Class II pattern with a slight increase in the mandibular plane angle.
case_images: Cephalometric superimposition
case_images: AMS-9-177-g014.jpg
case_images: PMC6585206_01_AMS-9-177-g014.jpg
case_images: F14
case_images: Cephalometric analysis and superimposition [Figures 13 and 14] showed correction of the skeletal Class II pattern with a slight increase in the mandibular plane angle.
case_images: Posttreatment posteroanterior cephalogram
case_images: AMS-9-177-g015.jpg
case_images: PMC6585206_01_AMS-9-177-g015.jpg
case_images: F15
case_images: The posteroanterior cephalogram [Figure 15] showed a significant improvement in facial symmetry with the mandible nearly in line with the facial midline.