PMC3134052_01
Gingival enlargement noted on the buccal and palatal of teeth nos. 25 & 27 and included the edentulous ridge between 25 & 27
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F1
The patient was asymptomatic; however, a large soft tissue swelling was noted on the buccal and palatal of teeth Nos. 25 and 27 and the including edentulous ridge between 25 and 27 [Figure 1].
Hematoxylin and eosin stain of biopsied tissue showing diffuse infiltrate of large, pleomorphic tumor cells at low magnification (x40)
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F2
Hematoxylin and Eosin staining of the biopsied tissue showed a diffuse infiltrate of large, pleomorphic tumor cells [Figures 2 and 3].
Hematoxylin and eosin stain of biopsied tissue showing diffuse infiltrate of large, pleomorphic tumor cells at higher magnification (x100)
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F3
Hematoxylin and Eosin staining of the biopsied tissue showed a diffuse infiltrate of large, pleomorphic tumor cells [Figures 2 and 3].
Immunohistochemical stain of the biopsied tissue showing the tumor cells being positive for the T-cell marker CD3 (brown reaction product) (x40)
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F4
A proliferation of large atypical cells beneath the epithelium positive for CD2, CD3, Beta-F1, TIA-1, and Granzyme B was detected [Figure 4].