TUMORS OF THE EPIDERMIS: Bowen's Disease

Joshua A. Wisell, MD and Francisco G. La Rosa, MD

Department of Pathology, University of Colorado Anschutz Medical Campus

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Bowen's disease (BD) (also known as "Squamous cell carcinoma in situ") is a neoplastic skin disease, considered either as an early stage or intraepidermal form of squamous cell carcinoma. It was named after Dr. John T. Bowen, who first described it in 1912.

H&E staining (4x objective)

H&E staining (20x objective)

Pan-cytokeratin (4x objective)

Pan-cytokeratin (20x objective)

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