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Pigmented Papillary Carcinoma of the Male Breast

A case of highly pigmented papillary carcinoma originating in the breast of a 70-year-old man is presented. The tumor was located in the subareolar region and did not affect the overlying skin, which was normally pigmented. The significance of the presence of melanocytes in the tumor and of melanin pigment in the cytoplasm of its cells is discussed.