“…Although there are no specific risk factors for A-SCC, it is supposed that other predisposing factors for SCC, including immunosuppression, scars, burns and human papillomavirus infection as well as ultraviolet radiation, may be involved in the development of this tumor. It has been documented to arise in areas of pre-existing scarring and in patients with chronic lymphocytic leukemia 8,10,14 . The histopathologic differential diagnosis includes adenoid basal cell carcinoma (BCC), eccrine adenocarcinomas, metastatic adenocarcinomas, and epithelioid angiosarcomas [5][6][7]14 .…”