case_images: PMC11808165_01
case_images: Solitary well demarcated necrotic ulcer located on the lower labial mucosa with raised and indurated margins.
case_images: ODI-31-7-g001.jpg
case_images: PMC11808165_01_ODI-31-7-g001.jpg
case_images: odi14917-fig-0001
case_images: Oral examination revealed a well-demarcated necrotic ulcer located on the lower labial mucosa with raised indurated margins (Figure 1).