case_images: PMC10075270_01
case_images: Clinical features at the first visit; (a) Dry and exfoliative lips; (b) another ulcer with a white base surrounded by erythematous areas, clear boundaries, irregular with a size of 1x0.5 cm, sore on the left buccal mucosa; (c) Right buccal mucosa.
case_images: IMCRJ-16-227-g0001.jpg
case_images: PMC10075270_01_IMCRJ-16-227-g0001.jpg
case_images: f0001
case_images: The results of extra-oral examination showed dry, exfoliative lips and intra-oral examination found an ulcer with a white base surrounded by erythema, well-defined border, irregular with a size of 1 x 0.5 cm, and pain in the left buccal mucosa, then another ulcer was found with a white base surrounded by erythema, well-defined border, irregular, with a size of 1.5 x 1 cm, and pain in the right buccal mucosa (Figure 1).
case_images: (a-c) Ulcer before treatment; (d-f). Oral cavity lesions resolved 3 weeks later (after treatment).
case_images: IMCRJ-16-227-g0002.jpg
case_images: PMC10075270_01_IMCRJ-16-227-g0002.jpg
case_images: f0002
case_images: The oral cavity lesions resolved after 3 weeks of therapy (Figure 2).
case_images: PMC10075270_02
case_images: (a) Single ulcer with a yellowish base surrounded by erythematous areas, oval, well-defined margins with induration and pain; (b) lesion improved at about 3 weeks of therapy.
case_images: IMCRJ-16-227-g0003.jpg
case_images: PMC10075270_02_IMCRJ-16-227-g0003.jpg
case_images: f0003
case_images: The results of intra-oral examination found a single ulcer with a yellowish base surrounded by an area of erythema, oval, well-defined border with induration and pain in tooth region 43 (Figure 3). Oral cavity ulcers improved about 3 weeks after therapy and were not accompanied by pain (Figure 3).