case_images: PMC5502502_01
case_images: Extraoral photograph showing the face with mild swelling on both mandibular angles
case_images: AMS-7-136-g001.jpg
case_images: PMC5502502_01_AMS-7-136-g001.jpg
case_images: F1
case_images: On extraoral examination, there was a mild swelling on both mandibular angles [Figure 1].
case_images: Intraoral examination showing normal color mucosa and no buccal and lingual cortical expansion
case_images: AMS-7-136-g002.jpg
case_images: PMC5502502_01_AMS-7-136-g002.jpg
case_images: F2
case_images: Panoramic radiograph revealing unilocular pericoronal radiolucencies in the lower third molars and apical area of anterior teeth
case_images: AMS-7-136-g003.jpg
case_images: PMC5502502_01_AMS-7-136-g003.jpg
case_images: F3
case_images: Dental germs of the third molars were also present [Figure 3].
case_images: Computerized tomography scan showing two well-limited areas with increase of soft tissue in the maxillary sinuses on both sides
case_images: AMS-7-136-g004.jpg
case_images: PMC5502502_01_AMS-7-136-g004.jpg
case_images: F4
case_images: Intraoperative Le Fort I osteotomy
case_images: AMS-7-136-g005.jpg
case_images: PMC5502502_01_AMS-7-136-g005.jpg
case_images: F5
case_images: Le Fort I osteotomy was opted as a way to access all maxillary lesions to favor the visibility and allow simultaneous bilateral accesses [Figure 5].
case_images: Intraoperative sagittal vestibular incision
case_images: AMS-7-136-g006.jpg
case_images: PMC5502502_01_AMS-7-136-g006.jpg
case_images: F6
case_images: To access the mandibular lesions, a sagittal vestibular incision in the lower rim was performed and the lesions were then removed [Figure 6].
case_images: Histopathological analysis showing cystic cavity limited by layer of regularly parakeratinized stratified squamous epithelium and fibrous connective tissue
case_images: AMS-7-136-g007.jpg
case_images: PMC5502502_01_AMS-7-136-g007.jpg
case_images: F7
case_images: Six-year follow-up with no signs of recurrence
case_images: AMS-7-136-g008.jpg
case_images: PMC5502502_01_AMS-7-136-g008.jpg
case_images: F8
case_images: Panoramic radiograph showing no signs of recurrence after six years
case_images: AMS-7-136-g009.jpg
case_images: PMC5502502_01_AMS-7-136-g009.jpg
case_images: F9