Article
Trichoblastic carcinosarcoma with panfollicular differentiation (panfollicular carcinosarcoma) and CTNNB1 (beta-catenin) mutation.
Journal of cutaneous pathology - 1 Feb 2021
Giang Jenny, Biswas Asok, Mooyaart Antien L, Groenendijk Floris H, Dikrama Petra, Damman Jeffrey
Abstract excerpt
We present a case of trichoblastic carcinosarcoma with panfollicular differentiation. An 80-year-old man presented with a lesion on the left ear, which had been present for several months. Histopathology revealed a well-demarcated neoplasm in the dermis composed of intimately intermingled malignant epithelial and mesenchymal cells. The epithelial component showed multilineage follicular differentiation toward all...
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