Search Results for: clear-cell variant of squamous-cell carcinoma

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Incidental Merkel cell carcinoma in a cutaneous horn: a case report

Incidental Merkel cell carcinoma in a cutaneous horn: a case report

…d female who presented with a “cutaneous horn” on the face. On excision, histologic examination revealed a combined squamous cell carcinoma in situ with underlying MCC. Merkel cell polyomavirus immunohistochemistry was negative in this lesion. This…

Differential Diagnosis in Dermatopathology

Trichoepithelioma vs. Infundibulocystic basal-cell carcinoma

…alogous to those that compose the folliculosebaceous-apocrine germ in an embryo and that usually manifests clinically as a papule or nodule which may become ulcerated. On the basis of clinico-pathologic correlation, five distinctive types of basal…

Giant clear cell acanthoma with dermatoscopic white lines

Giant clear cell acanthoma with dermatoscopic white lines

…able clinical presentations of CCA, it frequently is mistaken for several other lesions, including Bowen’s disease, squamous cell carcinoma, malignant melanoma, Kaposi sarcoma, and angiosarcoma [9,10]. Indeed, the diagnosis is rarely made before…

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