PMC4309306_01
Clinical findings of Case 1. Small, bilaterally symmetric masses on the ventral surface of the tongue (arrows).
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fig1
Intraoral examination revealed hard masses of 8 mm diameter (right) and 6 mm diameter (left) on the ventral surface of the tongue (Figure 1).
(a) Histopathological findings of Case 1. Germinal center, lymphoid tissue, and a crypt (*) are seen (Hematoxylin-Eosin (HE), scale bar = 250 mum). (b) Lymphoepithelial symbiosis in the crypt is seen (arrows) (HE, scale bar = 250 mum).
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fig2
Histopathological findings showed a germinal center, lymphoid tissue, and lymphoepithelial symbiosis in the crypt (Figure 2).
PMC4309306_02
Clinical findings of Case 2. A small mass on the left side of the floor of the mouth (arrows). The mass was slightly red.
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fig3
Intraoral examination revealed a well-circumscribed mass (5 mm diameter) on the left side of the floor of the mouth (Figure 3).
PMC4309306_03
Clinical findings of Case 3. A small mass covered by intact normal-appearing mucosa on the right side of the floor of the mouth.
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fig4
Intraoral examination revealed a well-circumscribed mass (6 mm diameter) covered by intact normal-appearing mucosa (Figure 4).