A digital manual for the early diagnosis of oral neoplasia
Malignant transformation of oral lesions
Figure 11: Erythroplakia with malignant transformation. Note the 2x1 cm red velvety lesion (yellow arrow) on the left side of the lower labial mucosa with an area of crust formation extending to the vermilion border (red arrow), which on histopathological examination revealed well-differentiated squamous cell carcinoma.