Le Fort type 2 facial fractures
Fall with headstrike.
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Fractures through both anterior maxillary sinuses, extending from the superior alveolar ridge bilaterally to the nasal bones and anterior wall of the frontal sinus. On the right there is extension to the inferior orbital rim, involving the infraorbital foramen; there is also extension to the superior orbital rim / anterior orbital roof. On the left there is extension to the medial orbital wall. Non-displaced left orbital floor fracture, involving the infraorbital foramen. Fractured and displaced vomer. Fractures through the pterygoid plates bilaterally. Extensive opacification of the nasal cavity, paranasal sinuses and nasopharynx. Extensive facial bruising and subcutaneous emphysema.
This fracture pattern is a Le Fort type 2 with the resulting being a "floating maxilla".