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Classification

Le Fort Fracture	Front View	Side View
Type I
Type II
Type III

Le Fort I

• Transverse fracture separating body of maxilla from pterygoid plate and nasal septum
• Only hard palate and teeth move (when rock hard palate while stabilizing forehead)
• Stable fracture

Le Fort II

• Pyramidal fracture through central maxilla and hard palate
• Movement of hard palate and nose occurs, but not the eyes
• Can be stable or unstable fracture

Le Fort III

• Craniofacial dysjunction (fracture through frontozygomatic sutures, orbit, nose, ethmoids)
• Entire face shifts with globes held in place only by optic nerve)
• Dish face deformity on lateral view
• Unstable fracture

Le Fort IV

• Le Fort III plus involvement of frontal bone
• Unstable fracture