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Figure 8 (A) Syringocystadenoma papilliferum (SCAP): papillary epithelial projections with opening into the surface. (B) Decapitation secretion and prominent plasma cell stromal component in SCAP. (C) Syringocystadenocarcinoma papilliferum. (D) Syringocystadenocarcinoma papilliferum: cellular atypia, tumour necrosis and mitoses.
