case_images: PMC11126274_01
case_images: Clinical presentation. (a) Small nodular growth of less than 6 mm on the left corner of the upper lip. (b) Increase in size to greater than 1 cm after a period of 6 months
case_images: JOMFP-28-151-g001.jpg
case_images: PMC11126274_01_JOMFP-28-151-g001.jpg
case_images: jomfp_10_23-f001
case_images: The surface was smooth and dome-shaped with focal slight speckling of brown pigmentation [Figure 1].
case_images: (a-c) H&E. (a) Photomicrograph showing areas of invasion and intra-epithelial Keratin pearl-like formation (H&E X10). (b) Photomicrograph showing cellular atypia and spindling of cells (H and E X20). (c) Photomicrograph showing areas of intermingling of both melanocytic and keratinocytic components (H&E X20)
case_images: JOMFP-28-151-g002.jpg
case_images: PMC11126274_01_JOMFP-28-151-g002.jpg
case_images: jomfp_10_23-f002
case_images: The underlying connective tissue showed invasion by dysplastic epithelial cells in the form of cords, nests and islands with intra-epithelial keratin pearl-like formations [Figure 2a-c].