case_images: PMC5824522_01
case_images: Intraoral swelling on the palate having intact margins
case_images: JOMFP-22-69-g001.jpg
case_images: PMC5824522_01_JOMFP-22-69-g001.jpg
case_images: F1
case_images: Clinical examination showed 1 cm x 1 cm sized, firm swelling with normal overlying mucosa [Figure 1].
case_images: Gross specimen measuring 1.5 cm x 1.5 cm x 1 cm
case_images: JOMFP-22-69-g002.jpg
case_images: PMC5824522_01_JOMFP-22-69-g002.jpg
case_images: F2
case_images: Cut surface was firm and gray-white with no areas of hemorrhage, necrosis or cystic change [Figure 2].
case_images: Histopathological image showing a well-circumscribed lesion composed of multiple cystic spaces (H&E, x40)
case_images: JOMFP-22-69-g003.jpg
case_images: PMC5824522_01_JOMFP-22-69-g003.jpg
case_images: F3
case_images: Under low magnification, hematoxylin and eosin-stained sections revealed, a well-circumscribed lesion composed of superficial and deep-seated keratin-filled multicystic spaces of variable size and shape [Figure 3].
case_images: Histopathological image showing tumor stroma showing large number of cystic spaces having keratotic lamellae and lined by squamous cells (H&E, x200)
case_images: JOMFP-22-69-g004.jpg
case_images: PMC5824522_01_JOMFP-22-69-g004.jpg
case_images: F4
case_images: Within the stroma, a large number of cystic spaces, gland-like tubular structures, tumor islands and mucous cells could be seen [Figures 4 and 5]. Most of the cystic spaces contained keratotic lamellae, some contained eosinophilic material and some were empty [Figure 4].
case_images: Histopathological image showing tumor stroma having numerous gland-like tubular structures (H&E, x100)
case_images: JOMFP-22-69-g005.jpg
case_images: PMC5824522_01_JOMFP-22-69-g005.jpg
case_images: F5
case_images: Within the stroma, a large number of cystic spaces, gland-like tubular structures, tumor islands and mucous cells could be seen [Figures 4 and 5].
case_images: Histopathological image showing tumor stroma showing tumor cells composed of basaloid, plasmacytoid and angular cells (H&E, x400)
case_images: JOMFP-22-69-g006.jpg
case_images: PMC5824522_01_JOMFP-22-69-g006.jpg
case_images: F6
case_images: The tumor cells, dispersed throughout the stroma, were pleomorphic with shapes being basaloid, plasmacytoid, angular or elongated [Figure 6].
case_images: Histopathological image showing presence of mucous cells containing mucin (Periodic acid-Schiff stain, x200)
case_images: JOMFP-22-69-g007.jpg
case_images: PMC5824522_01_JOMFP-22-69-g007.jpg
case_images: F7
case_images: Periodic acid-Schiff staining revealed the presence of mucin in some cystic areas [Figure 7].