case_images: PMC10719618_01
case_images: Red lesion of the gingiva.
case_images: froh-04-1292332-g001.jpg
case_images: PMC10719618_01_froh-04-1292332-g001.jpg
case_images: F1
case_images: A 63-year-old woman presented with a chief complaint of severe pain in the lower front teeth for 1 month (Figure 1).
case_images: Intraoral periapical radiograph showing 41, 42, and 43 with mild horizontal bone loss.
case_images: froh-04-1292332-g002.jpg
case_images: PMC10719618_01_froh-04-1292332-g002.jpg
case_images: F2
case_images: An intraoral periapical radiograph (Figure 2) was taken and revealed mild horizontal interdental bone loss in the regions 42 and 43, which suggested chronic periodontitis.
case_images: Photomicrograph showing squamous cell carcinoma features.
case_images: froh-04-1292332-g003.jpg
case_images: PMC10719618_01_froh-04-1292332-g003.jpg
case_images: F3
case_images: The connective tissue stroma comprised bundles of collagen fibers with spindle-shaped fibroblasts, chronic inflammatory infiltrate, and endothelial-lined blood vessels with RBCs (Figure 3).
case_images: A guide to identify and manage suspicious red lesions of the gingiva.
case_images: froh-04-1292332-g004.jpg
case_images: PMC10719618_01_froh-04-1292332-g004.jpg
case_images: F4
case_images: Figure 4 shows the timeline from the episode through the administration of care.