Oral and Maxillofacial Surgery

Case of the Month


October, 1998


Subjective:

The patient was referred to our office for surgically assisted rapid palatal expansion for correction of transverse maxillary constriction with bilateral posterior crossbite.

Objective:

Medical history revealed a 20 y.o. married white female with no known drug allergies or serious illnesses. Family history, social history, and review of systems were noncontributory. Medications included birth control pills. Oral examination revealed tooth # 1 to be a soft tissue impaction. Teeth #'s 17 and 32 were in infraocclusion. Tooth # 11 was in buccal version being blocked out by #'s 10 and 12. A bilateral posterior crossbite was present.



Assessment:

Plan:

  1. Orthodontic Treatment
  2. Surgically Assisted Rapid Palatal Expansion (distraction osteogenesis)

Result:


Interradicular
osteotomy cut.
Note pedicle flaps
to anterior teeth.

Right Le Fort I
osteotomy cut.

Left Le Fort I
osteotomy cut.



Expansion at time
of surgery 1.5 mm
8/20/98.

Post operative radiographs 8/21/98.



Completed expansion
with 7 mm diastema.
8/28/98.

Patient treated by: