Figure 4: Frontal sinus fracture. From left to right, the arrows mark: the central fragment with base of the canthal ligament and the trochlea, involvement of the drainage, posterior wall of the frontal sinus.
Figure 4: Frontal sinus fracture. From left to right, the arrows mark: the central fragment with base of the canthal ligament and the trochlea, involvement of the drainage, posterior wall of the frontal sinus.