Orbital Floor Fracture Surgery Indication

Diplopia within 30 of primary gaze associated with a positive forced duction test clinically significant enophthalmos greater than 2 mm and a fracture size greater than 50 of the orbital floor. These 2 findings indicate the need for timely. A pure orbital floor fracture involving more than 50 of the floor with orbital tissue prolapse usually results in significant enophthalmos 2 mm.

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He prefers to measure the size of the fracture in two dimensions and the degree of fragment displacement on ct scan.

Orbital floor fracture surgery indication. By contrast open door fractures which are much more prevalent in adults are comminuted creating a large orbital floor defect that allows herniation without entrapment. A blowout fracture of the orbital floor is defined as a fracture of the orbital floor in which the inferior orbital rim is intact. Large orbital floor fractures ie those with radiologic evidence of significant displacement or comminution of more than 50 of the orbital floor with prolapse of. Some surgeons say that 50 percent involvement of the orbital floor or wall is an indication for surgery dr.

In my view that s a rather arbitrary measurement for example see the two fractures in fig. It is estimated that about 10 of all facial fractures are isolated orbital wall fractures the majority of these being the orbital floor and that 30 40 of. Orbital floor fracture repair simplified. 3 differences in these fracture patterns are attributable to differences in bone characteristics between children and adults.

This video illustrates the use of porous polyethylene implant stabilized with cyanoacrylate glue to repair an orbital floor fracture by the transconjunctival technique in a 10 year old child who had sustained a facial trauma. Direct fractures of the orbital floor can extend from fractures of the inferior orbital rim. Indirect fractures of the orbital floor are not associated with fracture of the inferior orbital rim. She had an incarcerated inferior rectus muscle in the fracture.

Fractures of the orbital floor are common. We help you select the appropriate treatment of orbit orbital floor fracture located in our module on midface. Indications are as follows. According to the published results surgical orbital reconstruction is indicated for faults greater than 2 cm 2 with a volume greater than 1 62 cm 3 an orbital volume greater than 10 15 of the orbital cavity or when the fracture is located in the innermost region between the floor and medial wall of the orbit in the so called key area.

Indications for repair of the orbital floor in these cases are the same as those for indirect blowout fractures. Other indications vary but most surgeons will repair fractures within 2 weeks if one or more of the following criteria are met.