A teenager brought with blow out fracture of orbit. The fracture may involve mainly:
Blowout fractures mainly involve orbital floor and medial wall. When an external force is applied to the globe, intraorbital pressure increases to the point that one or more of the thin-walled bones of the orbit "blow-out" or fracture. The most common bone fractured is the maxillary bone which comprises the floor of the orbit. The orbital contents can be significantly displaced inferiorly after orbital blowout fracture. Ref: Shirakbari A.A., Hall M. (2011). Chapter 23. Maxillofacial & Neck Trauma. In R.L. Humphries, C. Stone (Eds), CURRENT Diagnosis & Treatment Emergency Medicine, 7e.
Roof of the orbit
Posterior wall of floor of orbit
Medial wall of orbit
Medial pa of floor of orbit