Cutaneous metastatic breast cancer is usually found in the chest, which is atypical for DTE. Histological varieties include glandular, Indian file pattern of neoplastic cells between collagen fibers, malignant cell lymphatic embolization, and fibrotic and epidermotropic patterns. Immunohistochemical studies of skin metastatic breast cancer demonstrated high tumor cell positivity for PKK1 and EMA. This evidence concerns the gene MUC1 and neoplasm.