[Usefulness of evaluation of soluble fragment cytokeratin 18, carcinoembryonic antigen and gastrointestinal carcinoma-associated antigen in diagnostic of patients with colorectal cancer].

: Colorectal cancer is one of the most frequent malignant neoplasms which affects humans. Last year studies indicate a constantly increasing inception rate. Multidisciplinary teams direct all their efforts towards detection of cancer in it's asymptomatic phase. In parallel with development of diagnostic imaging is development of clinical immunodiagnostics. The last allows for quantitative determination of active neoplasmic process markers. In the following article authors show the most frequent markers used in immunodiagnostic. Colorectal cancer known as "tumor burden markers CEA, CA 19-9 as well as the "new one" tissue polypeptide specific antigen proliferation marker--TPS.