PMC5540467_01
Intraoral findings at initial presentation. Ulcerated lesion in the right buccal area (a). CT images in the right buccal area show an enhanced lesion ((b), arrow) and enlarged submandibular lymph node ((c), arrow head).
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An intraoral examination showed an ulcerated mass around the right buccal mucosa at a right angle to the mouth (Figure 1(a)), and CT imaging revealed a 31 x 18 mm enhanced lesion around the right buccal region (Figure 1(b)) and an enlarged submandibular lymph node (Figure 1(c)).
Intraoral findings at most recent follow-up. Intraoral findings (a) and CT images of the right buccal region (b, arrow) and submandibular lymph node (c, arrow head).
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 Figure 2 shows that the size of the tumor had decreased to 12 x 6 mm, both clinically (Figure 2(a)) and radiographically (Figure 2(b)) and that the size of the metastatic submandibular lymph node had also decreased (Figure 2(c)) at the time of the last follow-up.