case_images: PMC5513522_01
case_images: 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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case_images: PMC5513522_01_10.1177_1179550617720462-fig1.jpg
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case_images: It showed a 2.2-cm lesion in the left posterior tongue corroborating the findings on physical examination (Figure 1).
case_images: 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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case_images: A month after, the patient underwent transoral laser excision of the lesion with negative margins (Figure 2).
case_images: 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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case_images: An incisional biopsy of the new lesion also showed a low-grade MEC (Figure 3) with nontumoral margins.