blowout fracture


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A fracture of the floor and medial walls of the ocular orbit caused by a blunt object, e.g., baseball, fist, rock—with herniation of the orbital contents—fat, inferior oblique, and inferior rectus—into maxillary sinus, accompanied by diplopia, enophthalmos, and limitation of upward gaze

blowout fracture

Head A fracture of the floor and medial walls of the orbit caused by a blunt object–eg, baseball, fist, rock–with herniation of the orbital contents–fat, inferior oblique, and inferior rectus into maxillary sinus, accompanied by diplopia, enophthalmos, and limitation of upward gaze. See LeFort fractures Hip Dashboard fracture, see there.

Blowout fracture

A fracture or break in the orbit that is caused by sudden and violent impact to the area.
Mentioned in: X Rays of the Orbit
References in periodicals archive ?
"In general there are two types of fractures that involve the orbital bone that contains the eye, a rim fracture and a blowout fracture," DeLuca said. "The potential complications are eye related.
Although an uncommon clinical finding, the OCR-associated orbital blowout fracture could lead to debilitating complications leading to bradycardia and even asystole.
There was a blowout fracture of the anterior lamina papyracea with extrusion of fat but no extraocular muscle entrapment.
Orbital cellulitis: A rare complication after orbital blowout fracture. Ophthalmology 2005; 112(11):2030-4.
Pathological presence of the air in soft tissues of the orbit (orbital emphysema, pneumoorbita), eyelids, or the face is commonly caused by different types of bone fractures including blowout fracture [7-10].
Recently however studies have demonstrated minimally invasive techniques to manage blowout fracture. Yoshida T et al mentioned one such study.
Progressive infraorbital nerve hypesthesia as a primary indication for blowout fracture repair.
Subjects were assessed at time of injury for the need for emergency surgery, and those initially treated conservatively were subsequently followed up by the Ophthalmology Department to assess for ocular injury requiring ophthalmic management at 1-7 days after injury Associations between ocular injury and age, sex, visual acuity, presence of blowout fracture, extent of orbital involvement, and presence of distant facial fractures were assessed.
MRI-showed blowout fracture of floor of right orbit with Minimally enhancing lesion in the region of lacrimal gland and a clinical diagnosis of foreign body granuloma or pseudotumor or chronic hematoma was made.
The occurrence of an orbital blowout fracture caused by nose blowingis an unusual phenomenon.
Moreover, in cases of early repair of an orbital blowout fracture, enophthalmos may be masked by the swelling from the initial injury.