PMC5828291_01
Clinical presentation showing a nodular lesion on the palatal aspect between maxillary left permanent central and lateral incisors.
autopsy-08-01e2018009-g01.jpg
PMC5828291_01_autopsy-08-01e2018009-g01.jpg
g01
The nodule was sessile, smooth-surfaced, covered with normal colored mucosa, firm upon palpation and measured approximately 1.5 cm (Figure 1).
Photomicrograph of the excisional biopsy showing in A - a tumor composed of dental tissues within the lamina propria (H&E, 25X), and in B - mesenchymal cells loosely arranged resembling dental papilla (DP), odontogenic epithelium (Ep), cementum-like material (C), tubular dentin (D), enamel matrix (white arrows), and ghost cells (black arrows) (H&E, 100X).
autopsy-08-01e2018009-g02.jpg
PMC5828291_01_autopsy-08-01e2018009-g02.jpg
g02
The microscopic analysis revealed the presence of a rounded lesion within the lamina propria composed of randomly arranged dental tissues (Figure 2A). Foci of ghost cells were also observed (Figure 2B).