Clinical significance of quantitative analysis of EBV DNA,CYFRA21-1 and VCA-IgA in nasopharyngeal carcinoma patients / 中国耳鼻咽喉头颈外科

OBJECTIVE To evaluate the clinical significance of quantitative analysis of EBV DNA in plasma,CYFRA21-1 and VCA-IgA in serum of nasopharyngeal carcinoma patients.METHODS EBV DNA in plasma,CRFRA21-1 and VCA-IgA in serum of 62 patients were analyzed using RealTime PCR technique,electrochemiluminescence immunoassay(ECI),and immunoenzyme assay respectively.And these were compared among clinical remission,recurrent or metastasis groups.RESULTS The positive rate of preoperative radiotherapy group was significantly higher than clinical remission group(P