case_images: PMC3162851_01
case_images: Swelling in the right buccal vestibule with displacement of second premolar
case_images: JOMFP-13-23-g001.jpg
case_images: PMC3162851_01_JOMFP-13-23-g001.jpg
case_images: F1
case_images: Intraoral examination revealed a diffuse swelling in the mandibular right buccal vestibule, extending from the canine up to the first molar, measuring 2.5 x 1 cm in size. [Figure 1] The surface appeared smooth and the surrounding area normal.
case_images: Cross-sectional occlusal radiograph showing bicortical expansion caused by the tumor
case_images: JOMFP-13-23-g002.jpg
case_images: PMC3162851_01_JOMFP-13-23-g002.jpg
case_images: F2
case_images: Cross sectional occlusal radiograph showed bicortical expansion extending from the distal line angle of the canine up to the mesial aspect of the second molar tooth [Figure 2].
case_images: Cropped panoramic radiographic image showing the tumor extending from the right fi rst premolar up to the second molar
case_images: JOMFP-13-23-g003.jpg
case_images: PMC3162851_01_JOMFP-13-23-g003.jpg
case_images: F3
case_images: Photomicrograph showing the bundles of spindle cells in Antoni A and Antoni B zones, arranged in palisading pattern, interspersed with the verocay bodies (H and E, 10x)
case_images: JOMFP-13-23-g004.jpg
case_images: PMC3162851_01_JOMFP-13-23-g004.jpg
case_images: F4
case_images: The incisional biopsy specimen showed an unencapsulated lesion consisting of bundles of spindle cells in Antoni A and Antoni B zones arranged in a palisading pattern, interspersed with small hyaline structures, the Verocay bodies [Figure 4, Figure 5].
case_images: Photomicrograph, showing spindle cells with verocay bodies (H and E, 40x)
case_images: JOMFP-13-23-g005.jpg
case_images: PMC3162851_01_JOMFP-13-23-g005.jpg
case_images: F5
case_images: The incisional biopsy specimen showed an unencapsulated lesion consisting of bundles of spindle cells in Antoni A and Antoni B zones arranged in a palisading pattern, interspersed with small hyaline structures, the Verocay bodies [Figure 4, Figure 5].
case_images: Immunohistochemistry with S-100 showing diffuse positivity in the tumor cells (S-100, 10x)
case_images: JOMFP-13-23-g006.jpg
case_images: PMC3162851_01_JOMFP-13-23-g006.jpg
case_images: F6
case_images: Immunohistochemistry was performed with an S-100 marker, which showed diffuse positivity in the tumor cells [Figure 6], which further potentiated the diagnosis of Schwannoma.
case_images: Tumor exposed surgically
case_images: JOMFP-13-23-g007.jpg
case_images: PMC3162851_01_JOMFP-13-23-g007.jpg
case_images: F7
case_images: Treatment encompassed segmental resection of the tumor, with reconstruction using autogenous iliac crest bone graft, under general anesthesia, at the Department of Oral and Maxillofacial Surgery [Figure 7].