PMC4179948_01
Hematoxylin and eosin stain of lesion.
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fig1
Surgical pathology revealed basal cell carcinoma, with infiltrative features (Figure 1).
Basal cell tumor showing immunoreactivity with keratin 34bE12 antibody.
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fig2
The tumor cells were positive for Ber-Ep4 on immunohistochemical staining (Figure 2).