case_images: PMC10865152_01
case_images: Swelling measuring 4 x 2 cm was noted in the right submandibular region.
case_images: cureus-0016-00000052287-i01.jpg
case_images: PMC10865152_01_cureus-0016-00000052287-i01.jpg
case_images: FIG1
case_images: A tender, firm, and fixed swelling measuring 4 x 2 cm was noted in the right submandibular region (Figure 1).
case_images: Heterogeneously enhancing irregular soft tissue density lesion in the right submandibular space.
case_images: cureus-0016-00000052287-i02.jpg
case_images: PMC10865152_01_cureus-0016-00000052287-i02.jpg
case_images: FIG2
case_images: Contrast-enhanced computed tomography (CECT) of the head and neck indicated a heterogeneously enhancing irregular soft tissue density lesion in the right submandibular space, measuring 4.8 x 2.4 x 2.4 cm (Figure 2), with necrotic areas.
case_images: Submandibular gland excision and selective neck dissection of levels II, III, and IV were performed.
case_images: cureus-0016-00000052287-i03.jpg
case_images: PMC10865152_01_cureus-0016-00000052287-i03.jpg
case_images: FIG3
case_images: Subsequently, submandibular gland excision and selective neck dissection of levels II, III, and IV were performed (Figure 3).
case_images: Moderately differentiated squamous cell carcinoma.
case_images: cureus-0016-00000052287-i04.jpg
case_images: PMC10865152_01_cureus-0016-00000052287-i04.jpg
case_images: FIG4
case_images: Microscopic examination indicated moderately differentiated SCC in the submandibular gland (Figure 4).
case_images: PMC10865152_02