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Figure 3: (a) Trichofolliculoma: Keratin-filled squamous epithelium-lined cyst containing follicular structures (H and E, ×100). (b) Trichoepithelioma: Horn cysts; basaloid epithelial cells surrounded by fibroblasts (H and E, ×100). (c) Proliferating trichilemma cyst: Well-defined lobules of squamous epithelium with keratin (H and E, ×100) |
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