Surveillance of high risk pedigree for nasopharyngeal carcinoma in Meizhou

Objective To study the value of EB virus to early diagnosis of nasopharyngeal carcinoma (NPC) through the pedigree member of high risk of NPC in MeiZhou. Methods Serum EB virus antibodies were performed to detect from 140 cases first kinsfolk members within 11 families and 373 cases normal people . Results 57 people among the hight risk pedigree were detected positive results of IgA/VCA (40.7%),2 NPC cases were diagnosed with the positive rate of 3.5%(2/57) ; There were 75 positive cases among the normal p...