Orbital Trauma Flashcards
1
Q
By definition Le Fort fractures must extend where?
A
Posteriorly through the pterygoid plates. Involve the maxilla.
2
Q
Lefort 1 is?
A
Low transverse maxillary fracture above the teeth with no orbital involvement.
3
Q
Lefort II is?
A
Pyramid configuration involving the nasal, lacrimal, and maxillary bones as well as the medial orbital floor.
4
Q
Lefort III is?
A
Craniofacial disjunction where facial skeleton is detached from the base of the skull and suspended only by soft tissue. The orbital floor, medial and lateral walls are involved.
5
Q
Tripod fracture is?
A
Zygomaticomaxillary complex fracture
6
Q
What is the best way to image a BB?
A
MRI
