[Changes in carcinoembryonic antigen and tissue polypeptide antigen in monitoring the post-operative course of some tumor types].

The authors tested TPA in association with CEA in colon rectal, breast and stomach cancer. The results proved the reliability of TPA in these neoplasms and the correct use of TPA in association with CEA test in monitoring breast cancer. It's use proved to be typical screening test both for the high percentage of true positive and the lack of false negative.