Several studies have found s-TATI to be of potential prognostic value in ovarian cancer [5,6], a good serum marker for monitoring [7] and prognosis [8] of bladder cancer, prognosis of renal cancer [9] and more accurate than CEA, carbohydrate antigen (CA) 15-3, CA 125 and CA 19-9 in post-operative follow up of renal cancer patients [10]. Here, CEACAM5 is linked to renal carcinoma.