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Figure 2: (a) Superficial and deep dermal infiltrate with interface involvement (H and E, ×100). (b) Perivascular lymphoplasmacytic infiltration (H and E, ×200). (c) Positive staining for CD138 highlighted the plasma cell infiltration (×200). (d) Immunohistochemical detection of Treponema pallidum (×200) |
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