Le·​Fort | \ lə-ˈfȯrt How to pronounce LeFort (audio) \

Medical Definition of LeFort

1 : a fracture of the maxilla and associated bones of the midface region:
a or LeFort I : a horizontal fracture of the maxilla above the apices of the teeth
b or LeFort II : a pyramid-shaped fracture of the maxilla in which the lines of fracture meet at an apex near the bridge of the nose
c or LeFort III : a fracture of the maxilla and one or more facial bones so that complete separation from the skull occurs
2 : an operation for reconstruction of the midface that involves moving the maxilla and associated bones forward:
a or LeFort I : one in which the teeth-bearing part of the maxilla is repositioned
b or LeFort II : one in which the maxilla and adjacent nasal bones are repositioned
c or LeFort III : one in which the maxilla, nasal bones, and both zygomatic bones are repositioned

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Cite this Entry

“LeFort.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/LeFort. Accessed 25 Nov. 2020.

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