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Common sagittal cephalometric findings associated with obstructive sleep apnea (OSA): (A) decreased cranial base length, (B) decreased maxillary length, (C) decreased mandibular length, (D) decreased posterior facial height, (E, F) increased anterior lower facial height and total facial height, (G) decreased cranial base angle, (H) decreased gonial angle (posterior rotation of mandible), (I) inferior and posterior displacement of the hyoid bone.
