PMC5513522_01
Neck soft tissue computed tomography showing a 2.2-cm hyperenhancing lesion with irregular margins arising from the left tongue base. White arrow points to the location of the lesion.
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It showed a 2.2-cm lesion in the left posterior tongue corroborating the findings on physical examination (Figure 1).
Photograph demonstrates recurrent tumors of the posterior left tongue at time of surgery. The thick red arrow indicates the atypical nodule visible on examination.
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A month after, the patient underwent transoral laser excision of the lesion with negative margins (Figure 2).
Section of the right posterior tongue lesion biopsy (hematoxylin-eosin). Submucosal mucous glands with extravasated mucin and few atypical glands suggestive of low-grade MEC. The thick line indicates the atypical area of interest. The magnification is x 200.
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An incisional biopsy of the new lesion also showed a low-grade MEC (Figure 3) with nontumoral margins.