Prognostic significance of serum fragments of cytokeratin 19 measured by Cyfra 21-1 in cervical cancer.


Pretreatment sera of 78 patients with squamous cell cervical cancer were tested for the presence of cytokeratin 19 (CK 19) fragments to determine the relationship among this parameter, tumor stage, various histopathologic characteristics, and prognosis. For the quantitative determination of CK 19 fragments in serum, the enzyme assay Cyfra 21-1 was used… (More)


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