case_images: PMC10750829_01
case_images: Intra oral examination. Note a polylobed, sessile nodular lesion, 3 cm long in the medio-distal direction, covered by a bluish mucosa, and purplish in places.
case_images: autopsy-13-e2023463-g01.jpg
case_images: PMC10750829_01_autopsy-13-e2023463-g01.jpg
case_images: gf01
case_images: In contrast, the intra-oral examination showed a non-tender single polylobed nodule, sessile, of 3 cm in diameter, covered with a bluish mucosa, purplish in places, firm in consistency, located in the anterior maxillary region extending to the vestibule (Figure1).
case_images: Panoramic X-ray: shows an apparent, poorly-defined anterosuperior opacity in the anterior maxilla.
case_images: autopsy-13-e2023463-g02.jpg
case_images: PMC10750829_01_autopsy-13-e2023463-g02.jpg
case_images: gf02
case_images: The panoramic X-ray demonstrated no specific lesion in this area (Figure 2).
case_images: Photomicrograph of the biopsy - Gingival chorion with a dense inflammatory infiltrate rich in macrophages (H&E, 100X).
case_images: autopsy-13-e2023463-g03.jpg
case_images: PMC10750829_01_autopsy-13-e2023463-g03.jpg
case_images: gf03
case_images: Immunohistochemical examination shows an intense and diffuse marking of macrophages by S100. (Figures 3, 4A, and 4B).
case_images: Photomicrograph of the biopsy A - Emperipolesis images (H&E, 400X); B - Intense and diffuse staining of macrophages by S100, (400X).
case_images: autopsy-13-e2023463-g04.jpg
case_images: PMC10750829_01_autopsy-13-e2023463-g04.jpg
case_images: gf04
case_images: Immunohistochemical examination shows an intense and diffuse marking of macrophages by S100. (Figures 3, 4A, and 4B).
case_images: Gros view of the lesion after intralesional corticoid injection: A - D15, significant lesion reduction, especially at the vestibule floor; B - D30, decrease in gingival mass and labial swelling; C -D45.
case_images: autopsy-13-e2023463-g05.jpg
case_images: PMC10750829_01_autopsy-13-e2023463-g05.jpg
case_images: gf05
case_images: Gross view of the lesion's surgical removal. A - lack of vestibular cortical bone after flap detachment; B - extraction of the two central incisors and total enucleation of the lesion.
case_images: autopsy-13-e2023463-g06.jpg
case_images: PMC10750829_01_autopsy-13-e2023463-g06.jpg
case_images: gf06
case_images: A - Post-surgical intraoral check-up: the disappearance of the swelling of the vestibule, with good healing of the surgical site; B - Placement of a removable partial denture.
case_images: autopsy-13-e2023463-g07.jpg
case_images: PMC10750829_01_autopsy-13-e2023463-g07.jpg
case_images: gf07