Concurrent blood work revealed elevated tumor markers [Carcinoembryonic Antigen (CEA), 84 ng/mL; Cancer Antigen 125 (CA 125), 1,873 U/mL; Cancer Antigen 15-3 (CA 15-3), 306 U/mL; Carbohydrate Antigen 19-9 (CA 19.9), 4,071 U/mL], and a bone marrow biopsy showed infiltration by carcinoma of breast origin. This evidence concerns the gene CEACAM5 and carcinoma.