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Bilateral postoperative maxillary cysts after orthognathic surgery: A case report
Jung-Hye Lee1, Kyung-Hoe Huh1, Won-Jin Yi1
1Department of Oral and Maxillofacial Radiology and Dental Research Institute, School of Dentistry, Seoul National University, Seoul, Korea.
Imaging Science in Dentistry
|December 5, 2014
Summary
Bilateral postoperative maxillary cysts developed 21 years after orthognathic surgery, causing pain. Surgical removal provided pain relief and prevented recurrence, highlighting delayed complications of antral surgery.
Area of Science:
- Oral and Maxillofacial Surgery
- Pathology
- Radiology
Background:
- Postoperative maxillary cysts are rare, locally aggressive lesions.
- They typically manifest as delayed complications years after radical antral surgery.
Observation:
- A case of bilateral postoperative maxillary cysts is presented, occurring 21 years post-orthognathic surgery.
- The patient experienced stinging pain, and radiographic imaging showed bilateral sinus lesions.
Findings:
- Enucleation of the cysts and removal of surgical hardware relieved pain.
- Histopathology confirmed the cysts were lined by ciliated, pseudostratified columnar cells.
Implications:
- This case underscores the potential for delayed complications, such as postoperative maxillary cysts, long after orthognathic procedures.
- Early diagnosis and surgical intervention are crucial for managing these rare but locally aggressive lesions.

