fig4

Figure 4. Patient 4. (A) Frontal view before surgery. Crouzon syndrome patient with severe midface hypoplasia; (B) frontal view after surgery. Note the reduction in exophthalmos; (C) lateral view before surgery. Hypoplastic maxilla, exophtalmos due to shallow eye sockets, relative mandibular prognathism; (D) lateral view after surgery. Adequate advancement of the maxilla, reduced exophtalmos; (E) axial view before surgery. Note exophtalmos due to shallow eye sockets and the asymmetric nostrils; (F) axial view after surgery. The advancement of the maxilla with an adequate cheekbone and infraorbital rim projection; (G) occlusal view before surgery. Negative overjet showing the discrepancy between the maxilla and the mandible teeth; (H) occlusal view after surgery. Adequate occlusion achieved with midface distraction osteogenesis