PMC6323424_01
Lesion at the initial visit. Note the diffuse nature of the lesion, the yellowish hue, and surface vasculature.
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fig1
Intraoral examination revealed a large exophytic mass of the right hard palate extending to the soft palate, yellowish in color, and soft to palpation (Figure 1).
Immediately after the punch biopsy was performed, yellowish fat-like material is seen.
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fig2
A 5 mm incisional punch biopsy was performed in the center of the mass (Figure 2).
Low-power photomicrograph showing cellular areas with abundant intervening adipose tissue (4x original magnification, hematoxylin and eosin stain).
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fig3
The stroma was composed of significant areas (approximately 50%) of adipose tissue, along with several foci of hyalinization (Figures 3-6).
Ductal structures, hyalinization and adipose tissue can be seen in this medium-power view. (10x original magnification, hematoxylin and eosin stain).
CRID2018-2052347.004.jpg
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fig4
The stroma was composed of significant areas (approximately 50%) of adipose tissue, along with several foci of hyalinization (Figures 3-6).
High-power photomicrograph of adipose tissue stroma surrounded by ducts (20x original magnification, hematoxylin and eosin stain).
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fig5
The stroma was composed of significant areas (approximately 50%) of adipose tissue, along with several foci of hyalinization (Figures 3-6).
High-power photomicrograph showing double-layered ducts and plasmacytoid cells, characteristic features of the pleomorphic adenoma. (40x original magnification, hematoxylin and eosin stain).
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fig6
The stroma was composed of significant areas (approximately 50%) of adipose tissue, along with several foci of hyalinization (Figures 3-6).