3D CT evaluation of masseter muscle morphology after setback osteotomy for mandibular prognathism.


OBJECTIVE Following mandibular setback osteotomy, changes in the direction, length, and cross-sectional area of the masseter muscle were studied by means of computerized tomography (CT) images generated with a 3-dimensional (3D) reconstructive technique. STUDY DESIGN Pre- and postoperative CT examinations were performed on 17 prognathic patients treated… (More)


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