SLC4A3 and sebaceous adenocarcinoma: The primary lesion was incompletely excised in another hospital, and a histopathological exam showed sebaceous carcinoma G3 (immunohistochemical profile: CKAE1/AE3 (+), CK7(+), CK20(−), D2-40(−), TTF1(−), p40(−), S100(−)).